GULF # 6 FUEL 3.0% SULFUR SWAP - NEW YORK MERCANTILE EXCHANGE                         Code-02165A
Commitments of Traders with Delta-adjusted Options and Futures Combined, February 26, 2008               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                  (CONTRACTS OF 1,000 BARRELS)                              :
     :          :                                                                            :
All  :     7,034:         0         50          0      6,004      6,664      6,004      6,714:     1,030        320
Old  :     7,034:         0         50          0      6,004      6,664      6,004      6,714:     1,030        320
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 19, 2008                    :
     :       558:         0          0          0        508        573        508        573:        50        -15
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.0        0.7        0.0       85.4       94.7       85.4       95.5:      14.6        4.5
Old  :     100.0:       0.0        0.7        0.0       85.4       94.7       85.4       95.5:      14.6        4.5
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        28:         0          1          0         18         23         18         24:
Old  :        28:         0          1          0         18         23         18         24:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 54.4       60.6       72.2       73.6       48.9       54.4       59.1       63.6
Old  :                 54.4       60.6       72.2       73.6       48.9       54.4       59.1       63.6
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                   NY RES FUEL 1.0% SULFUR SWAP - NEW YORK MERCANTILE EXCHANGE                          Code-02165B
Commitments of Traders with Delta-adjusted Options and Futures Combined, February 26, 2008               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                  (CONTRACTS OF 1,000 BARRELS)                              :
     :          :                                                                            :
All  :     8,906:        50        195        125      8,561      8,526      8,736      8,846:       170         60
Old  :     8,906:        50        195        125      8,561      8,526      8,736      8,846:       170         60
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 19, 2008                    :
     :        50:         0          0       -225        275        275         50         50:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.6        2.2        1.4       96.1       95.7       98.1       99.3:       1.9        0.7
Old  :     100.0:       0.6        2.2        1.4       96.1       95.7       98.1       99.3:       1.9        0.7
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        37:         1          2          1         27         28         29         30:
Old  :        37:         1          2          1         27         28         29         30:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 51.4       45.6       74.4       63.7       40.7       39.6       54.5       51.5
Old  :                 51.4       45.6       74.4       63.7       40.7       39.6       54.5       51.5
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                  EUR 3.5% FUEL OIL RTD CAL SWAP - NEW YORK MERCANTILE EXCHANGE                         Code-02165E
Commitments of Traders with Delta-adjusted Options and Futures Combined, February 26, 2008               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                (CONTRACTS OF 1,000 METRIC TONS)                            :
     :          :                                                                            :
All  :     3,108:        30          0         10      2,431      2,383      2,471      2,393:       637        715
Old  :     3,108:        30          0         10      2,431      2,383      2,471      2,393:       637        715
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 19, 2008                    :
     :       331:         0          0          0        418        386        418        386:       -87        -55
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       1.0        0.0        0.3       78.2       76.7       79.5       77.0:      20.5       23.0
Old  :     100.0:       1.0        0.0        0.3       78.2       76.7       79.5       77.0:      20.5       23.0
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        26:         1          0          1         21         22         22         23:
Old  :        26:         1          0          1         21         22         22         23:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 32.6       30.2       52.9       48.7       22.9       20.4       31.9       28.8
Old  :                 32.6       30.2       52.9       48.7       22.9       20.4       31.9       28.8
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                    SING FUEL OIL 180 CAL SWAP - NEW YORK MERCANTILE EXCHANGE                           Code-02165G
Commitments of Traders with Delta-adjusted Options and Futures Combined, February 26, 2008               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                (CONTRACTS OF 1,000 METRIC TONS)                            :
     :          :                                                                            :
All  :     3,945:        15         35         55      3,499      3,406      3,569      3,496:       376        449
Old  :     3,945:        15         35         55      3,499      3,406      3,569      3,496:       376        449
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 19, 2008                    :
     :       247:         0          5         -5        295        425        290        425:       -43       -178
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.4        0.9        1.4       88.7       86.3       90.5       88.6:       9.5       11.4
Old  :     100.0:       0.4        0.9        1.4       88.7       86.3       90.5       88.6:       9.5       11.4
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        40:         1          1          2         32         37         34         39:
Old  :        40:         1          1          2         32         37         34         39:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 32.4       23.4       50.8       38.9       25.4       17.7       38.1       27.9
Old  :                 32.4       23.4       50.8       38.9       25.4       17.7       38.1       27.9
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                  NO. 2 HEATING OIL, N.Y. HARBOR - NEW YORK MERCANTILE EXCHANGE                         Code-022651
Commitments of Traders with Delta-adjusted Options and Futures Combined, February 26, 2008               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :               (CONTRACTS OF 42,000 U.S. GALLONS)                           :
     :          :                                                                            :
All  :   273,200:    51,190     22,225     39,716    143,292    178,684    234,198    240,626:    39,001     32,574
Old  :   273,200:    51,190     22,225     39,716    143,292    178,684    234,198    240,626:    39,001     32,574
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 19, 2008                    :
     :    -3,444:     3,135        228     -8,936        517      3,437     -5,284     -5,271:     1,839      1,827
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      18.7        8.1       14.5       52.4       65.4       85.7       88.1:      14.3       11.9
Old  :     100.0:      18.7        8.1       14.5       52.4       65.4       85.7       88.1:      14.3       11.9
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :       146:        51         14         31         66         77        131        111:
Old  :       146:        51         14         31         66         77        131        111:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 16.9       20.8       27.9       32.7       12.5       13.8       18.4       19.8
Old  :                 16.9       20.8       27.9       32.7       12.5       13.8       18.4       19.8
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                           NATURAL GAS - NEW YORK MERCANTILE EXCHANGE                                   Code-023651
Commitments of Traders with Delta-adjusted Options and Futures Combined, February 26, 2008               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                        (10,000 MMBTU'S)                                    :
     :          :                                                                            :
All  : 1,372,159:   137,193    325,383    486,398    646,779    510,785  1,270,371  1,322,566:   101,788     49,592
Old  : 1,372,159:   137,193    325,383    486,398    646,779    510,785  1,270,371  1,322,566:   101,788     49,592
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 19, 2008                    :
     :   -46,086:     5,787     45,042    -78,225     -7,592    -23,276    -80,030    -56,459:    33,944     10,373
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      10.0       23.7       35.4       47.1       37.2       92.6       96.4:       7.4        3.6
Old  :     100.0:      10.0       23.7       35.4       47.1       37.2       92.6       96.4:       7.4        3.6
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :       223:        85         48         87         82         73        214        167:
Old  :       223:        85         48         87         82         73        214        167:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 35.4       35.6       47.3       52.6       15.0       15.5       18.1       19.7
Old  :                 35.4       35.6       47.3       52.6       15.0       15.5       18.1       19.7
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                        MICHCON BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                               Code-02365A
Commitments of Traders with Delta-adjusted Options and Futures Combined, February 26, 2008               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                        (2,500 MMBTU'S)                                     :
     :          :                                                                            :
All  :   101,408:       430     10,569      2,621     90,931     76,250     93,982     89,440:     7,426     11,968
Old  :   101,408:       430     10,569      2,621     90,931     76,250     93,982     89,440:     7,426     11,968
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 19, 2008                    :
     :     1,375:       178          0        597        844       -204      1,619        393:      -244        982
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.4       10.4        2.6       89.7       75.2       92.7       88.2:       7.3       11.8
Old  :     100.0:       0.4       10.4        2.6       89.7       75.2       92.7       88.2:       7.3       11.8
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        32:         2          3          4         24         21         28         26:
Old  :        32:         2          3          4         24         21         28         26:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 55.6       57.9       69.5       73.7       54.2       57.3       65.4       69.6
Old  :                 55.6       57.9       69.5       73.7       54.2       57.3       65.4       69.6
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                        PERMIAN BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                               Code-02365B
Commitments of Traders with Delta-adjusted Options and Futures Combined, February 26, 2008               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                        (2,500 MMBTU'S)                                     :
     :          :                                                                            :
All  :    97,823:     6,373     13,460      3,665     81,691     71,238     91,729     88,363:     6,094      9,460
Old  :    97,823:     6,373     13,460      3,665     81,691     71,238     91,729     88,363:     6,094      9,460
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 19, 2008                    :
     :     3,523:       730      1,176        150      1,787      1,921      2,667      3,247:       856        276
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       6.5       13.8        3.7       83.5       72.8       93.8       90.3:       6.2        9.7
Old  :     100.0:       6.5       13.8        3.7       83.5       72.8       93.8       90.3:       6.2        9.7
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        42:         3          3          4         29         26         34         31:
Old  :        42:         3          3          4         29         26         34         31:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 38.6       36.2       56.2       61.0       38.6       31.0       55.2       52.5
Old  :                 38.6       36.2       56.2       61.0       38.6       31.0       55.2       52.5
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                          M-3 BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                                 Code-02365C
Commitments of Traders with Delta-adjusted Options and Futures Combined, February 26, 2008               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                        (2,500 MMBTU'S)                                     :
     :          :                                                                            :
All  :   137,214:    15,514        372      4,229    109,864    124,910    129,607    129,511:     7,607      7,703
Old  :   137,214:    15,514        372      4,229    109,864    124,910    129,607    129,511:     7,607      7,703
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 19, 2008                    :
     :     2,859:      -122          0         61      3,288      4,103      3,227      4,164:      -368     -1,305
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      11.3        0.3        3.1       80.1       91.0       94.5       94.4:       5.5        5.6
Old  :     100.0:      11.3        0.3        3.1       80.1       91.0       94.5       94.4:       5.5        5.6
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        42:         4          1          3         32         28         36         32:
Old  :        42:         4          1          3         32         28         36         32:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 49.4       40.4       65.2       58.4       39.6       40.4       53.7       56.5
Old  :                 49.4       40.4       65.2       58.4       39.6       40.4       53.7       56.5
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                          TCO BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                                 Code-02365D
Commitments of Traders with Delta-adjusted Options and Futures Combined, February 26, 2008               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                        (2,500 MMBTU'S)                                     :
     :          :                                                                            :
All  :   109,805:    13,423      5,777      3,770     81,867     91,359     99,060    100,906:    10,745      8,899
Old  :   109,805:    13,423      5,777      3,770     81,867     91,359     99,060    100,906:    10,745      8,899
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 19, 2008                    :
     :     1,860:         0       -302        428      1,708      1,244      2,136      1,370:      -276        490
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      12.2        5.3        3.4       74.6       83.2       90.2       91.9:       9.8        8.1
Old  :     100.0:      12.2        5.3        3.4       74.6       83.2       90.2       91.9:       9.8        8.1
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        37:         2          2          2         26         30         30         32:
Old  :        37:         2          2          2         26         30         30         32:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 30.7       39.7       53.8       59.5       29.9       33.2       46.8       50.3
Old  :                 30.7       39.7       53.8       59.5       29.9       33.2       46.8       50.3
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                         MALIN BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                                Code-02365E
Commitments of Traders with Delta-adjusted Options and Futures Combined, February 26, 2008               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                        (2,500 MMBTU'S)                                     :
     :          :                                                                            :
All  :    54,737:    13,016      1,067      3,870     33,230     43,366     50,116     48,303:     4,621      6,434
Old  :    54,737:    13,016      1,067      3,870     33,230     43,366     50,116     48,303:     4,621      6,434
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 19, 2008                    :
     :     4,260:     4,234          0        262       -295      2,934      4,201      3,196:        59      1,064
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      23.8        1.9        7.1       60.7       79.2       91.6       88.2:       8.4       11.8
Old  :     100.0:      23.8        1.9        7.1       60.7       79.2       91.6       88.2:       8.4       11.8
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        24:         2          1          1         15         17         17         19:
Old  :        24:         2          1          1         15         17         17         19:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 62.8       39.6       82.4       67.7       55.3       38.0       66.0       55.7
Old  :                 62.8       39.6       82.4       67.7       55.3       38.0       66.0       55.7
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                     PG&E CITYGATE BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                            Code-02365F
Commitments of Traders with Delta-adjusted Options and Futures Combined, February 26, 2008               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                        (2,500 MMBTU'S)                                     :
     :          :                                                                            :
All  :    71,949:     5,173          0      6,909     53,098     56,651     65,180     63,560:     6,769      8,389
Old  :    71,949:     5,173          0      6,909     53,098     56,651     65,180     63,560:     6,769      8,389
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 19, 2008                    :
     :     4,424:     3,455          0       -299      1,258      4,754      4,414      4,455:        10        -31
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       7.2        0.0        9.6       73.8       78.7       90.6       88.3:       9.4       11.7
Old  :     100.0:       7.2        0.0        9.6       73.8       78.7       90.6       88.3:       9.4       11.7
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        29:         2          0          2         21         24         23         26:
Old  :        29:         2          0          2         21         24         23         26:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 50.8       38.2       71.7       59.3       37.2       30.1       51.7       44.6
Old  :                 50.8       38.2       71.7       59.3       37.2       30.1       51.7       44.6
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                      NGPL TEXOK BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                              Code-02365G
Commitments of Traders with Delta-adjusted Options and Futures Combined, February 26, 2008               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                        (2,500 MMBTU'S)                                     :
     :          :                                                                            :
All  :    90,079:       621         96      2,943     82,956     75,927     86,520     78,966:     3,559     11,113
Old  :    90,079:       621         96      2,943     82,956     75,927     86,520     78,966:     3,559     11,113
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 19, 2008                    :
     :        -6:    -2,873       -125        631      1,786      1,518       -456      2,024:       450     -2,030
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.7        0.1        3.3       92.1       84.3       96.0       87.7:       4.0       12.3
Old  :     100.0:       0.7        0.1        3.3       92.1       84.3       96.0       87.7:       4.0       12.3
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        46:         1          1          2         29         37         31         39:
Old  :        46:         1          1          2         29         37         31         39:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 42.7       26.6       65.0       41.4       38.1       25.2       52.8       37.7
Old  :                 42.7       26.6       65.0       41.4       38.1       25.2       52.8       37.7
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                     NGPL MID-CON BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                             Code-02365K
Commitments of Traders with Delta-adjusted Options and Futures Combined, February 26, 2008               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                        (2,500 MMBTU'S)                                     :
     :          :                                                                            :
All  :   113,558:     4,154      1,490      3,852     90,871     98,844     98,877    104,186:    14,681      9,372
Old  :   113,558:     4,154      1,490      3,852     90,871     98,844     98,877    104,186:    14,681      9,372
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 19, 2008                    :
     :       889:      -178      1,243       -469      1,077        208        430        982:       459        -93
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       3.7        1.3        3.4       80.0       87.0       87.1       91.7:      12.9        8.3
Old  :     100.0:       3.7        1.3        3.4       80.0       87.0       87.1       91.7:      12.9        8.3
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        34:         2          1          3         23         22         26         25:
Old  :        34:         2          1          3         23         22         26         25:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 46.4       44.7       64.9       66.9       44.4       44.5       60.3       61.1
Old  :                 46.4       44.7       64.9       66.9       44.4       44.5       60.3       61.1
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                        DEMARC BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                                Code-02365L
Commitments of Traders with Delta-adjusted Options and Futures Combined, February 26, 2008               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                        (2,500 MMBTU'S)                                     :
     :          :                                                                            :
All  :    77,028:     5,369      3,886     10,575     56,788     52,425     72,732     66,886:     4,296     10,142
Old  :    77,028:     5,369      3,886     10,575     56,788     52,425     72,732     66,886:     4,296     10,142
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 19, 2008                    :
     :     2,508:    -1,353      1,224       -202      3,961      1,477      2,406      2,499:       102          9
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       7.0        5.0       13.7       73.7       68.1       94.4       86.8:       5.6       13.2
Old  :     100.0:       7.0        5.0       13.7       73.7       68.1       94.4       86.8:       5.6       13.2
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        31:         3          2          3         20         16         24         20:
Old  :        31:         3          2          3         20         16         24         20:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 48.4       41.0       66.9       62.2       39.7       27.7       51.6       40.9
Old  :                 48.4       41.0       66.9       62.2       39.7       27.7       51.6       40.9
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                        VENTURA BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                               Code-02365M
Commitments of Traders with Delta-adjusted Options and Futures Combined, February 26, 2008               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                        (2,500 MMBTU'S)                                     :
     :          :                                                                            :
All  :    91,582:     5,772      1,109     16,804     66,839     63,376     89,415     81,289:     2,167     10,293
Old  :    91,582:     5,772      1,109     16,804     66,839     63,376     89,415     81,289:     2,167     10,293
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 19, 2008                    :
     :     1,546:       814        -20       -110        870      1,378      1,574      1,248:       -28        298
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       6.3        1.2       18.3       73.0       69.2       97.6       88.8:       2.4       11.2
Old  :     100.0:       6.3        1.2       18.3       73.0       69.2       97.6       88.8:       2.4       11.2
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        27:         3          1          3         15         18         19         21:
Old  :        27:         3          1          3         15         18         19         21:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 67.6       47.6       83.8       67.3       46.5       33.5       54.6       43.2
Old  :                 67.6       47.6       83.8       67.3       46.5       33.5       54.6       43.2
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                       DOMINION BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                               Code-02365N
Commitments of Traders with Delta-adjusted Options and Futures Combined, February 26, 2008               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                        (2,500 MMBTU'S)                                     :
     :          :                                                                            :
All  :    73,435:     1,960      1,896      4,831     60,909     54,725     67,700     61,452:     5,735     11,983
Old  :    73,435:     1,960      1,896      4,831     60,909     54,725     67,700     61,452:     5,735     11,983
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 19, 2008                    :
     :       331:         0       -368      1,316     -1,103     -1,673        213       -725:       118      1,056
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       2.7        2.6        6.6       82.9       74.5       92.2       83.7:       7.8       16.3
Old  :     100.0:       2.7        2.6        6.6       82.9       74.5       92.2       83.7:       7.8       16.3
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        31:         2          2          3         25         23         29         26:
Old  :        31:         2          2          3         25         23         29         26:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 34.1       39.9       55.3       63.3       26.6       32.8       39.0       41.3
Old  :                 34.1       39.9       55.3       63.3       26.6       32.8       39.0       41.3
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                         WAHA BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                                 Code-02365O
Commitments of Traders with Delta-adjusted Options and Futures Combined, February 26, 2008               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                        (2,500 MMBTU'S)                                     :
     :          :                                                                            :
All  :   124,948:    19,028      1,803      7,936     90,697    106,065    117,661    115,804:     7,287      9,144
Old  :   124,948:    19,028      1,803      7,936     90,697    106,065    117,661    115,804:     7,287      9,144
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 19, 2008                    :
     :     3,444:       999         91      1,748      2,148      1,126      4,895      2,965:    -1,451        479
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      15.2        1.4        6.4       72.6       84.9       94.2       92.7:       5.8        7.3
Old  :     100.0:      15.2        1.4        6.4       72.6       84.9       94.2       92.7:       5.8        7.3
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        45:         4          2          4         30         31         35         36:
Old  :        45:         4          2          4         30         31         35         36:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 37.1       32.7       54.4       48.3       32.0       30.8       46.0       46.3
Old  :                 37.1       32.7       54.4       48.3       32.0       30.8       46.0       46.3
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                          CIG BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                                 Code-02365P
Commitments of Traders with Delta-adjusted Options and Futures Combined, February 26, 2008               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                        (2,500 MMBTU'S)                                     :
     :          :                                                                            :
All  :    36,135:       867          0        674     25,274     27,124     26,815     27,798:     9,320      8,337
Old  :    36,135:       867          0        674     25,274     27,124     26,815     27,798:     9,320      8,337
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 19, 2008                    :
     :     1,539:      -646          0        380         93      1,435       -173      1,815:     1,712       -276
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       2.4        0.0        1.9       69.9       75.1       74.2       76.9:      25.8       23.1
Old  :     100.0:       2.4        0.0        1.9       69.9       75.1       74.2       76.9:      25.8       23.1
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        20:         1          0          1         12         14         13         15:
Old  :        20:         1          0          1         12         14         13         15:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 60.3       42.7       71.5       63.4       60.3       41.8       66.9       61.7
Old  :                 60.3       42.7       71.5       63.4       60.3       41.8       66.9       61.7
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                  HOUSTON SHP CHANNEL INDEX SWAP - NEW YORK MERCANTILE EXCHANGE                         Code-023A10
Commitments of Traders with Delta-adjusted Options and Futures Combined, February 26, 2008               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                        (2,500 MMBTU'S)                                     :
     :          :                                                                            :
All  :    23,402:     7,704        744          0     15,450     20,084     23,154     20,828:       248      2,574
Old  :    23,402:     7,704        744          0     15,450     20,084     23,154     20,828:       248      2,574
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 19, 2008                    :
     :         .:         .          .          .          .          .          .          .:         .          .
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      32.9        3.2        0.0       66.0       85.8       98.9       89.0:       1.1       11.0
Old  :     100.0:      32.9        3.2        0.0       66.0       85.8       98.9       89.0:       1.1       11.0
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        20:         1          2          0         13          8         14         10:
Old  :        20:         1          2          0         13          8         14         10:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 63.5       70.0       87.9       85.8       63.5       69.5       82.2       77.4
Old  :                 63.5       70.0       87.9       85.8       63.5       69.5       82.2       77.4
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                        ALBERTA BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                               Code-035650
Commitments of Traders with Delta-adjusted Options and Futures Combined, February 26, 2008               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                        (2,500 MMBTU'S)                                     :
     :          :                                                                            :
All  :   129,534:         0     17,525     18,860    100,491     85,879    119,351    122,264:    10,183      7,270
Old  :   129,534:         0     17,525     18,860    100,491     85,879    119,351    122,264:    10,183      7,270
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 19, 2008                    :
     :      -493:         0     -1,863        328     -1,857      1,042     -1,529       -493:     1,036          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.0       13.5       14.6       77.6       66.3       92.1       94.4:       7.9        5.6
Old  :     100.0:       0.0       13.5       14.6       77.6       66.3       92.1       94.4:       7.9        5.6
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        43:         0          6          6         36         31         42         37:
Old  :        43:         0          6          6         36         31         42         37:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 34.2       27.9       51.8       47.7       24.7       21.6       35.7       32.6
Old  :                 34.2       27.9       51.8       47.7       24.7       21.6       35.7       32.6
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                        CHICAGO BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                               Code-035651
Commitments of Traders with Delta-adjusted Options and Futures Combined, February 26, 2008               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                        (2,500 MMBTU'S)                                     :
     :          :                                                                            :
All  :    92,888:    17,168        112      3,138     63,733     79,477     84,039     82,727:     8,849     10,161
Old  :    92,888:    17,168        112      3,138     63,733     79,477     84,039     82,727:     8,849     10,161
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 19, 2008                    :
     :     2,902:     1,941       -856         15      1,373      2,979      3,329      2,138:      -427        764
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      18.5        0.1        3.4       68.6       85.6       90.5       89.1:       9.5       10.9
Old  :     100.0:      18.5        0.1        3.4       68.6       85.6       90.5       89.1:       9.5       10.9
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        33:         5          1          6         21         23         27         29:
Old  :        33:         5          1          6         21         23         27         29:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 54.6       42.8       75.1       61.5       50.5       40.9       64.9       56.7
Old  :                 54.6       42.8       75.1       61.5       50.5       40.9       64.9       56.7
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                       HENRY HUB BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                              Code-035652
Commitments of Traders with Delta-adjusted Options and Futures Combined, February 26, 2008               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                        (2,500 MMBTU'S)                                     :
     :          :                                                                            :
All  :    58,025:     2,232        310          0     51,385     54,488     53,617     54,798:     4,408      3,227
Old  :    58,025:     2,232        310          0     51,385     54,488     53,617     54,798:     4,408      3,227
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 19, 2008                    :
     :     2,046:       992          0          0        527      1,899      1,519      1,899:       527        147
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       3.8        0.5        0.0       88.6       93.9       92.4       94.4:       7.6        5.6
Old  :     100.0:       3.8        0.5        0.0       88.6       93.9       92.4       94.4:       7.6        5.6
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        26:         2          1          0         12         16         14         17:
Old  :        26:         2          1          0         12         16         14         17:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 57.8       50.1       80.5       81.8       54.3       37.3       69.3       63.2
Old  :                 57.8       50.1       80.5       81.8       54.3       37.3       69.3       63.2
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                    HOUSTON SHIP CH BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                           Code-035653
Commitments of Traders with Delta-adjusted Options and Futures Combined, February 26, 2008               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                        (2,500 MMBTU'S)                                     :
     :          :                                                                            :
All  :   247,796:    15,565      5,672      5,393    210,609    222,131    231,567    233,196:    16,229     14,600
Old  :   247,796:    15,565      5,672      5,393    210,609    222,131    231,567    233,196:    16,229     14,600
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 19, 2008                    :
     :     1,533:      -510      1,052        563        113       -894        166        721:     1,367        812
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       6.3        2.3        2.2       85.0       89.6       93.5       94.1:       6.5        5.9
Old  :     100.0:       6.3        2.3        2.2       85.0       89.6       93.5       94.1:       6.5        5.9
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        58:         3          3          6         43         44         49         50:
Old  :        58:         3          3          6         43         44         49         50:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 30.5       52.6       52.3       63.9       27.8       51.0       47.2       59.2
Old  :                 30.5       52.6       52.3       63.9       27.8       51.0       47.2       59.2
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                    NW PIPE ROCKIES BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                           Code-035654
Commitments of Traders with Delta-adjusted Options and Futures Combined, February 26, 2008               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                        (2,500 MMBTU'S)                                     :
     :          :                                                                            :
All  :   220,862:    13,462        496     12,683    181,861    197,520    208,006    210,699:    12,856     10,163
Old  :   220,862:    13,462        496     12,683    181,861    197,520    208,006    210,699:    12,856     10,163
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 19, 2008                    :
     :      -739:    -2,811        -62       -225        731     -1,673     -2,305     -1,960:     1,566      1,221
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       6.1        0.2        5.7       82.3       89.4       94.2       95.4:       5.8        4.6
Old  :     100.0:       6.1        0.2        5.7       82.3       89.4       94.2       95.4:       5.8        4.6
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        49:         4          2          3         40         32         45         36:
Old  :        49:         4          2          3         40         32         45         36:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 30.5       39.4       48.4       65.4       25.8       36.5       41.2       54.1
Old  :                 30.5       39.4       48.4       65.4       25.8       36.5       41.2       54.1
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                       PANHANDLE BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                              Code-035655
Commitments of Traders with Delta-adjusted Options and Futures Combined, February 26, 2008               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                        (2,500 MMBTU'S)                                     :
     :          :                                                                            :
All  :   241,991:     6,351      9,592     14,447    208,120    207,459    228,918    231,498:    13,073     10,493
Old  :   241,991:     6,351      9,592     14,447    208,120    207,459    228,918    231,498:    13,073     10,493
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 19, 2008                    :
     :     3,199:     1,158     -4,811        996      1,439      7,704      3,593      3,889:      -394       -690
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       2.6        4.0        6.0       86.0       85.7       94.6       95.7:       5.4        4.3
Old  :     100.0:       2.6        4.0        6.0       86.0       85.7       94.6       95.7:       5.4        4.3
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        54:         3          3          4         45         42         50         47:
Old  :        54:         3          3          4         45         42         50         47:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 35.3       34.3       51.6       53.2       31.7       25.5       43.1       40.5
Old  :                 35.3       34.3       51.6       53.2       31.7       25.5       43.1       40.5
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                       SAN JUAN BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                               Code-035656
Commitments of Traders with Delta-adjusted Options and Futures Combined, February 26, 2008               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                        (2,500 MMBTU'S)                                     :
     :          :                                                                            :
All  :    54,641:         0      4,398      1,759     43,682     39,908     45,441     46,065:     9,200      8,576
Old  :    54,641:         0      4,398      1,759     43,682     39,908     45,441     46,065:     9,200      8,576
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 19, 2008                    :
     :     2,359:         0      1,437        278        497      1,525        775      3,240:     1,584       -881
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.0        8.0        3.2       79.9       73.0       83.2       84.3:      16.8       15.7
Old  :     100.0:       0.0        8.0        3.2       79.9       73.0       83.2       84.3:      16.8       15.7
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        25:         0          1          1         21         18         22         19:
Old  :        25:         0          1          1         21         18         22         19:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 35.8       33.9       57.3       58.5       28.2       29.3       45.1       47.3
Old  :                 35.8       33.9       57.3       58.5       28.2       29.3       45.1       47.3
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                         SOCAL BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                                Code-035657
Commitments of Traders with Delta-adjusted Options and Futures Combined, February 26, 2008               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                        (2,500 MMBTU'S)                                     :
     :          :                                                                            :
All  :   236,400:    29,661      8,908     15,663    170,646    192,477    215,970    217,048:    20,430     19,352
Old  :   236,400:    29,661      8,908     15,663    170,646    192,477    215,970    217,048:    20,430     19,352
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 19, 2008                    :
     :     2,542:    -6,463      1,835      2,456      6,877     -1,899      2,870      2,392:      -328        150
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      12.5        3.8        6.6       72.2       81.4       91.4       91.8:       8.6        8.2
Old  :     100.0:      12.5        3.8        6.6       72.2       81.4       91.4       91.8:       8.6        8.2
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        47:         4          2          5         37         39         43         44:
Old  :        47:         4          2          5         37         39         43         44:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 30.6       30.1       52.6       46.2       22.2       26.3       33.2       37.6
Old  :                 30.6       30.1       52.6       46.2       22.2       26.3       33.2       37.6
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                    TRANSCO ZONE 6 BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                            Code-035658
Commitments of Traders with Delta-adjusted Options and Futures Combined, February 26, 2008               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                        (2,500 MMBTU'S)                                     :
     :          :                                                                            :
All  :    81,305:     5,154      9,746        881     69,005     61,050     75,040     71,677:     6,265      9,628
Old  :    81,305:     5,154      9,746        881     69,005     61,050     75,040     71,677:     6,265      9,628
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 19, 2008                    :
     :     1,667:         0        -50       -341      1,120      1,506        779      1,115:       888        552
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       6.3       12.0        1.1       84.9       75.1       92.3       88.2:       7.7       11.8
Old  :     100.0:       6.3       12.0        1.1       84.9       75.1       92.3       88.2:       7.7       11.8
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        34:         2          3          1         26         23         29         26:
Old  :        34:         2          3          1         26         23         29         26:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 31.5       36.2       54.2       57.1       23.8       29.4       40.9       42.7
Old  :                 31.5       36.2       54.2       57.1       23.8       29.4       40.9       42.7
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                        HENRY HUB GAS SWAP - NEW YORK MERCANTILE EXCHANGE                               Code-03565B
Commitments of Traders with Delta-adjusted Options and Futures Combined, February 26, 2008               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                        (2,500 MMBTU'S)                                     :
     :          :                                                                            :
All  : 3,219,319:   850,374    192,801    958,687  1,368,355  2,040,876  3,177,416  3,192,364:    41,903     26,955
Old  : 3,219,319:   850,374    192,801    958,687  1,368,355  2,040,876  3,177,416  3,192,364:    41,903     26,955
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 19, 2008                    :
     :   107,661:    68,543     -1,693     19,665     15,317     88,285    103,525    106,257:     4,136      1,404
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      26.4        6.0       29.8       42.5       63.4       98.7       99.2:       1.3        0.8
Old  :     100.0:      26.4        6.0       29.8       42.5       63.4       98.7       99.2:       1.3        0.8
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :       175:        38         15         44        113         97        169        142:
Old  :       175:        38         15         44        113         97        169        142:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 36.2       38.8       48.5       52.8       22.6       22.7       26.9       28.9
Old  :                 36.2       38.8       48.5       52.8       22.6       22.7       26.9       28.9
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                  HENRY HUB PENULTIMATE GAS SWAP - NEW YORK MERCANTILE EXCHANGE                         Code-03565C
Commitments of Traders with Delta-adjusted Options and Futures Combined, February 26, 2008               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                        (2,500 MMBTU'S)                                     :
     :          :                                                                            :
All  : 1,007,982:    96,897    280,726    205,860    697,188    503,348    999,945    989,934:     8,037     18,048
Old  : 1,007,982:    96,897    280,726    205,860    697,188    503,348    999,945    989,934:     8,037     18,048
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 19, 2008                    :
     :    46,958:    17,016     18,809     -4,331     32,217     21,636     44,902     36,114:     2,056     10,844
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       9.6       27.9       20.4       69.2       49.9       99.2       98.2:       0.8        1.8
Old  :     100.0:       9.6       27.9       20.4       69.2       49.9       99.2       98.2:       0.8        1.8
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        93:        23         24         34         46         43         86         84:
Old  :        93:        23         24         34         46         43         86         84:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 40.4       34.8       60.2       55.4       31.6       26.3       40.9       39.5
Old  :                 40.4       34.8       60.2       55.4       31.6       26.3       40.9       39.5
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                     PJM ELECTRICITY MONTHLY - NEW YORK MERCANTILE EXCHANGE                             Code-064657
Commitments of Traders with Delta-adjusted Options and Futures Combined, February 26, 2008               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                (40 MEGAWATT HOURS PER PEAK DAY)                            :
     :          :                                                                            :
All  :    90,005:     1,541        462      3,922     83,936     84,747     89,398     89,130:       607        875
Old  :    90,005:     1,541        462      3,922     83,936     84,747     89,398     89,130:       607        875
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 19, 2008                    :
     :     1,668:       -52       -318       -114      1,883      2,111      1,718      1,679:       -49        -10
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       1.7        0.5        4.4       93.3       94.2       99.3       99.0:       0.7        1.0
Old  :     100.0:       1.7        0.5        4.4       93.3       94.2       99.3       99.0:       0.7        1.0
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        46:         8          2          6         31         30         39         38:
Old  :        46:         8          2          6         31         30         39         38:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 51.2       45.6       72.2       67.6       17.0       15.2       23.3       21.2
Old  :                 51.2       45.6       72.2       67.6       17.0       15.2       23.3       21.2
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                      NYISO ZONE A LBMP SWAP - NEW YORK MERCANTILE EXCHANGE                             Code-06465A
Commitments of Traders with Delta-adjusted Options and Futures Combined, February 26, 2008               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :               (CONTRACTS 0F 400 MEGAWATT HOURS)                            :
     :          :                                                                            :
All  :    14,816:     1,492      2,115        234     13,090     12,424     14,816     14,773:         0         43
Old  :    14,816:     1,492      2,115        234     13,090     12,424     14,816     14,773:         0         43
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 19, 2008                    :
     :         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      10.1       14.3        1.6       88.4       83.9      100.0       99.7:       0.0        0.3
Old  :     100.0:      10.1       14.3        1.6       88.4       83.9      100.0       99.7:       0.0        0.3
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        21:         1          1          1          9         15         11         16:
Old  :        21:         1          1          1          9         15         11         16:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 63.6       81.9       91.5       95.4       54.4       65.6       73.7       71.7
Old  :                 63.6       81.9       91.5       95.4       54.4       65.6       73.7       71.7
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                     ISO NEW ENGLAND LMP SWAP - NEW YORK MERCANTILE EXCHANGE                            Code-06465H
Commitments of Traders with Delta-adjusted Options and Futures Combined, February 26, 2008               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                (40 MEGAWATT HOURS PER PEAK DAY)                            :
     :          :                                                                            :
All  :    29,163:     4,121         40        375     24,026     28,443     28,522     28,858:       641        305
Old  :    29,163:     4,121         40        375     24,026     28,443     28,522     28,858:       641        305
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 19, 2008                    :
     :       -17:         2          0         -9        -10         -8        -17        -17:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      14.1        0.1        1.3       82.4       97.5       97.8       99.0:       2.2        1.0
Old  :     100.0:      14.1        0.1        1.3       82.4       97.5       97.8       99.0:       2.2        1.0
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        30:         3          1          2         20         22         23         25:
Old  :        30:         3          1          2         20         22         23         25:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 60.4       68.2       81.4       85.6       24.0       26.2       31.5       32.4
Old  :                 60.4       68.2       81.4       85.6       24.0       26.2       31.5       32.4
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                   NORTH ILL CAL MONTH LMP SWAP - NEW YORK MERCANTILE EXCHANGE                          Code-06465I
Commitments of Traders with Delta-adjusted Options and Futures Combined, February 26, 2008               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                (40 MEGAWATT HOURS PER PEAK DAY)                            :
     :          :                                                                            :
All  :     9,700:         0          0          0      8,416      8,896      8,416      8,896:     1,284        804
Old  :     9,700:         0          0          0      8,416      8,896      8,416      8,896:     1,284        804
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 19, 2008                    :
     :         .:         .          .          .          .          .          .          .:         .          .
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.0        0.0        0.0       86.8       91.7       86.8       91.7:      13.2        8.3
Old  :     100.0:       0.0        0.0        0.0       86.8       91.7       86.8       91.7:      13.2        8.3
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        20:         0          0          0         16         12         16         12:
Old  :        20:         0          0          0         16         12         16         12:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 49.9       64.5       71.2       83.9       48.6       57.4       66.5       75.4
Old  :                 49.9       64.5       71.2       83.9       48.6       57.4       66.5       75.4
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                  PJM CAL MONTH OFF PK LMP SWAP - NEW YORK MERCANTILE EXCHANGE                          Code-06465M
Commitments of Traders with Delta-adjusted Options and Futures Combined, February 26, 2008               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                (2.5 MEGAWATTS PER OFF PEAK HRS)                            :
     :          :                                                                            :
All  :    27,742:       978        500      1,254     22,136     24,456     24,368     26,210:     3,374      1,532
Old  :    27,742:       978        500      1,254     22,136     24,456     24,368     26,210:     3,374      1,532
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 19, 2008                    :
     :         0:         0          0          0        -48          0        -48          0:        48          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       3.5        1.8        4.5       79.8       88.2       87.8       94.5:      12.2        5.5
Old  :     100.0:       3.5        1.8        4.5       79.8       88.2       87.8       94.5:      12.2        5.5
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        26:         2          1          2         21         17         24         19:
Old  :        26:         2          1          2         21         17         24         19:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 46.1       53.9       65.5       77.2       29.9       46.4       44.9       52.7
Old  :                 46.1       53.9       65.5       77.2       29.9       46.4       44.9       52.7
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                    NORTH ILL OFF PK LMP SWAP - NEW YORK MERCANTILE EXCHANGE                            Code-06465N
Commitments of Traders with Delta-adjusted Options and Futures Combined, February 26, 2008               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                (2.5 MEGAWATTS PER OFF PEAK HRS)                            :
     :          :                                                                            :
All  :    21,698:       950          0        890     19,412     19,974     21,252     20,864:       446        834
Old  :    21,698:       950          0        890     19,412     19,974     21,252     20,864:       446        834
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 19, 2008                    :
     :       852:      -340          0          0      1,172        832        832        832:        20         20
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       4.4        0.0        4.1       89.5       92.1       97.9       96.2:       2.1        3.8
Old  :     100.0:       4.4        0.0        4.1       89.5       92.1       97.9       96.2:       2.1        3.8
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        28:         1          0          2         22         20         24         22:
Old  :        28:         1          0          2         22         20         24         22:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 46.5       68.8       67.3       82.4       42.9       58.5       59.7       66.8
Old  :                 46.5       68.8       67.3       82.4       42.9       58.5       59.7       66.8
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                      CRUDE OIL, LIGHT SWEET - NEW YORK MERCANTILE EXCHANGE                             Code-067651
Commitments of Traders with Delta-adjusted Options and Futures Combined, February 26, 2008               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                  (CONTRACTS OF 1,000 BARRELS)                              :
     :          :                                                                            :
All  : 2,699,603:   302,206    154,855    985,970  1,321,430  1,466,386  2,609,606  2,607,211:    89,996     92,392
Old  : 2,699,603:   302,206    154,855    985,970  1,321,430  1,466,386  2,609,606  2,607,211:    89,996     92,392
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 19, 2008                    :
     :   111,358:    23,721      2,971     45,566     35,240     58,140    104,527    106,677:     6,831      4,681
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      11.2        5.7       36.5       48.9       54.3       96.7       96.6:       3.3        3.4
Old  :     100.0:      11.2        5.7       36.5       48.9       54.3       96.7       96.6:       3.3        3.4
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :       369:        99        150        157         83        110        284        324:
Old  :       369:        99        150        157         83        110        284        324:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 25.3       24.7       37.6       36.0        6.7        4.7       10.1        7.2
Old  :                 25.3       24.7       37.6       36.0        6.7        4.7       10.1        7.2
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                   WTI CRUDE OIL CALENDAR SWAP - NEW YORK MERCANTILE EXCHANGE                           Code-06765A
Commitments of Traders with Delta-adjusted Options and Futures Combined, February 26, 2008               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                  (CONTRACTS OF 1,000 BARRELS)                              :
     :          :                                                                            :
All  :   120,284:    21,169     21,483      4,984     65,237     40,143     91,390     66,610:    28,894     53,674
Old  :   120,284:    21,169     21,483      4,984     65,237     40,143     91,390     66,610:    28,894     53,674
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 19, 2008                    :
     :     3,316:      -491      1,440        822      1,160        312      1,491      2,574:     1,825        742
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      17.6       17.9        4.1       54.2       33.4       76.0       55.4:      24.0       44.6
Old  :     100.0:      17.6       17.9        4.1       54.2       33.4       76.0       55.4:      24.0       44.6
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        20:         3          3          4         14         14         19         19:
Old  :        20:         3          3          4         14         14         19         19:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 49.5       30.2       66.5       44.9       43.8       29.9       57.1       40.9
Old  :                 49.5       30.2       66.5       44.9       43.8       29.9       57.1       40.9
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                  DUBAI CRUDE OIL CALENDAR SWAP - NEW YORK MERCANTILE EXCHANGE                          Code-06765G
Commitments of Traders with Delta-adjusted Options and Futures Combined, February 26, 2008               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                  (CONTRACTS OF 1,000 BARRELS)                              :
     :          :                                                                            :
All  :    16,885:         0        550        100     16,785     16,235     16,885     16,885:         0          0
Old  :    16,885:         0        550        100     16,785     16,235     16,885     16,885:         0          0
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 19, 2008                    :
     :     1,400:         0          0          0      1,400      1,400      1,400      1,400:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.0        3.3        0.6       99.4       96.2      100.0      100.0:       0.0        0.0
Old  :     100.0:       0.0        3.3        0.6       99.4       96.2      100.0      100.0:       0.0        0.0
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        35:         0          1          1         25         28         26         30:
Old  :        35:         0          1          1         25         28         26         30:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 51.6       48.0       75.0       67.7       25.2       22.0       35.6       31.9
Old  :                 51.6       48.0       75.0       67.7       25.2       22.0       35.6       31.9
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                     WTI CRUDE OIL FINANCIAL - NEW YORK MERCANTILE EXCHANGE                             Code-06765I
Commitments of Traders with Delta-adjusted Options and Futures Combined, February 26, 2008               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                  (CONTRACTS OF 1,000 BARRELS)                              :
     :          :                                                                            :
All  :   159,221:    29,137     26,477     40,799     76,294     83,592    146,230    150,868:    12,991      8,353
Old  :   159,221:    29,137     26,477     40,799     76,294     83,592    146,230    150,868:    12,991      8,353
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 19, 2008                    :
     :       335:       884        255      3,375     -4,169     -2,364         90      1,266:       245       -931
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      18.3       16.6       25.6       47.9       52.5       91.8       94.8:       8.2        5.2
Old  :     100.0:      18.3       16.6       25.6       47.9       52.5       91.8       94.8:       8.2        5.2
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        49:        13         13         23         22         23         47         47:
Old  :        49:        13         13         23         22         23         47         47:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 39.5       31.1       53.7       50.4       21.2       16.8       24.0       23.2
Old  :                 39.5       31.1       53.7       50.4       21.2       16.8       24.0       23.2
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                         BRENT-DUBAI SWAP - NEW YORK MERCANTILE EXCHANGE                                Code-06765O
Commitments of Traders with Delta-adjusted Options and Futures Combined, February 26, 2008               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                  (CONTRACTS OF 1,000 BARRELS)                              :
     :          :                                                                            :
All  :     7,185:       150        550          0      6,975      6,635      7,125      7,185:        60          0
Old  :     7,185:       150        550          0      6,975      6,635      7,125      7,185:        60          0
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 19, 2008                    :
     :       225:       150          0          0         75        225        225        225:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       2.1        7.7        0.0       97.1       92.3       99.2      100.0:       0.8        0.0
Old  :     100.0:       2.1        7.7        0.0       97.1       92.3       99.2      100.0:       0.8        0.0
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        24:         1          1          0         15         13         16         14:
Old  :        24:         1          1          0         15         13         16         14:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 60.5       63.1       84.9       86.1       44.2       51.5       58.8       61.2
Old  :                 60.5       63.1       84.9       86.1       44.2       51.5       58.8       61.2
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                            PALLADIUM - NEW YORK MERCANTILE EXCHANGE                                    Code-075651
Commitments of Traders with Delta-adjusted Options and Futures Combined, February 26, 2008               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                 (CONTRACTS OF 100 TROY OUNCES)                             :
     :          :                                                                            :
All  :    22,230:    12,306      2,119        468      5,571     19,171     18,345     21,758:     3,885        472
Old  :    22,230:    12,306      2,119        468      5,571     19,171     18,345     21,758:     3,885        472
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 19, 2008                    :
     :     1,623:       -61         59        160      1,896      1,860      1,995      2,079:      -372       -456
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      55.4        9.5        2.1       25.1       86.2       82.5       97.9:      17.5        2.1
Old  :     100.0:      55.4        9.5        2.1       25.1       86.2       82.5       97.9:      17.5        2.1
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :       123:        71         13         10         19         27         97         45:
Old  :       123:        71         13         10         19         27         97         45:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 28.0       42.9       41.2       66.6       28.0       42.6       41.2       64.6
Old  :                 28.0       42.9       41.2       66.6       28.0       42.6       41.2       64.6
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                             PLATINUM - NEW YORK MERCANTILE EXCHANGE                                    Code-076651
Commitments of Traders with Delta-adjusted Options and Futures Combined, February 26, 2008               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                 (CONTRACTS OF 50 TROY OUNCES)                              :
     :          :                                                                            :
All  :    15,486:     9,138      2,943         34      1,920     11,215     11,092     14,192:     4,394      1,294
Old  :    15,486:     9,138      2,943         34      1,920     11,215     11,092     14,192:     4,394      1,294
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 19, 2008                    :
     :      -667:      -940       -100        -17       -225         63     -1,182        -54:       515       -613
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      59.0       19.0        0.2       12.4       72.4       71.6       91.6:      28.4        8.4
Old  :     100.0:      59.0       19.0        0.2       12.4       72.4       71.6       91.6:      28.4        8.4
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :       103:        48         20          3         14         24         64         45:
Old  :       103:        48         20          3         14         24         64         45:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 16.3       42.6       27.2       59.6       16.3       42.6       27.2       59.6
Old  :                 16.3       42.6       27.2       59.6       16.3       42.6       27.2       59.6
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                    GASOLINE BLENDSTOCK (RBOB) - NEW YORK MERCANTILE EXCHANGE                           Code-111659
Commitments of Traders with Delta-adjusted Options and Futures Combined, February 26, 2008               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :               (CONTRACTS OF 42,000 U.S. GALLONS)                           :
     :          :                                                                            :
All  :   297,672:    62,966     20,262     51,380    142,720    201,283    257,066    272,925:    40,606     24,747
Old  :   297,672:    62,966     20,262     51,380    142,720    201,283    257,066    272,925:    40,606     24,747
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 19, 2008                    :
     :   -15,890:     6,021      4,409     -9,885    -15,752    -10,940    -19,615    -16,416:     3,725        526
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      21.2        6.8       17.3       47.9       67.6       86.4       91.7:      13.6        8.3
Old  :     100.0:      21.2        6.8       17.3       47.9       67.6       86.4       91.7:      13.6        8.3
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :       208:        68         27         46         91        103        179        159:
Old  :       208:        68         27         46         91        103        179        159:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 17.0       20.2       28.6       33.0        9.3       11.5       15.1       17.8
Old  :                 17.0       20.2       28.6       33.0        9.3       11.5       15.1       17.8
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                        SING JET KERO SWAP - NEW YORK MERCANTILE EXCHANGE                               Code-26265D
Commitments of Traders with Delta-adjusted Options and Futures Combined, February 26, 2008               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                  (CONTRACTS OF 1,000 BARRELS)                              :
     :          :                                                                            :
All  :     2,550:        50          0        200      2,300      2,350      2,550      2,550:         0          0
Old  :     2,550:        50          0        200      2,300      2,350      2,550      2,550:         0          0
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 19, 2008                    :
     :       100:         0          0          0        100        100        100        100:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       2.0        0.0        7.8       90.2       92.2      100.0      100.0:       0.0        0.0
Old  :     100.0:       2.0        0.0        7.8       90.2       92.2      100.0      100.0:       0.0        0.0
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        22:         1          0          1         14         15         15         16:
Old  :        22:         1          0          1         14         15         15         16:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 43.1       52.9       74.5       78.4       21.6       27.5       35.3       37.3
Old  :                 43.1       52.9       74.5       78.4       21.6       27.5       35.3       37.3
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                  UP DOWN GC ULSD VS HO SPR SWAP - NEW YORK MERCANTILE EXCHANGE                         Code-022A13
Commitments of Traders with Delta-adjusted Options and Futures Combined, February 26, 2008               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                 (CONTRACTS OF 42,000 GALLONS)                              :
     :          :                                                                            :
All  :    11,883:       300      1,935      1,033     10,162      8,486     11,495     11,454:       388        429
Old  :    11,883:       300      1,935      1,033     10,162      8,486     11,495     11,454:       388        429
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 19, 2008                    :
     :     1,070:        75       -860        580        415      1,350      1,070      1,070:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       2.5       16.3        8.7       85.5       71.4       96.7       96.4:       3.3        3.6
Old  :     100.0:       2.5       16.3        8.7       85.5       71.4       96.7       96.4:       3.3        3.6
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        30:         1          1          2         22         22         24         24:
Old  :        30:         1          1          2         22         22         24         24:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 36.4       53.7       63.0       71.7       30.7       36.6       46.9       48.6
Old  :                 36.4       53.7       63.0       71.7       30.7       36.6       46.9       48.6
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                  SING JET KERO GASOIL SPR SWAP - NEW YORK MERCANTILE EXCHANGE                          Code-86465C
Commitments of Traders with Delta-adjusted Options and Futures Combined, February 26, 2008               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                  (CONTRACTS OF 1,000 BARRELS)                              :
     :          :                                                                            :
All  :     5,730:       950          0        825      3,955      4,805      5,730      5,630:         0        100
Old  :     5,730:       950          0        825      3,955      4,805      5,730      5,630:         0        100
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 19, 2008                    :
     :       125:         0          0          0        125        125        125        125:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      16.6        0.0       14.4       69.0       83.9      100.0       98.3:       0.0        1.7
Old  :     100.0:      16.6        0.0       14.4       69.0       83.9      100.0       98.3:       0.0        1.7
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        29:         1          0          1         22         16         23         17:
Old  :        29:         1          0          1         22         16         23         17:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 55.1       57.2       76.9       77.3       38.0       42.0       45.9       52.4
Old  :                 55.1       57.2       76.9       77.3       38.0       42.0       45.9       52.4
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
 

Updated August 12, 2008