GULF # 6 FUEL 3.0% SULFUR SWAP - NEW YORK MERCANTILE EXCHANGE                         Code-02165A
Commitments of Traders - Futures Only, April 15, 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  :     5,598:         0          0          0      4,605      5,410      4,605      5,410:       993        188
Old  :     5,598:         0          0          0      4,605      5,410      4,605      5,410:       993        188
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 8, 2008                        :
     :       -39:       -25          0          0        286        311        261        311:      -300       -350
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.0        0.0        0.0       82.3       96.6       82.3       96.6:      17.7        3.4
Old  :     100.0:       0.0        0.0        0.0       82.3       96.6       82.3       96.6:      17.7        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  :        31:         0          0          0         23         21         23         21:
Old  :        31:         0          0          0         23         21         23         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  :                 44.6       52.1       60.4       78.9       36.0       49.8       45.3       62.6
Old  :                 44.6       52.1       60.4       78.9       36.0       49.8       45.3       62.6
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 - Futures Only, April 15, 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  :     7,813:        50        920         75      7,518      6,613      7,643      7,608:       170        205
Old  :     7,813:        50        920         75      7,518      6,613      7,643      7,608:       170        205
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 8, 2008                        :
     :        65:         0          0          0         30         65         30         65:        35          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.6       11.8        1.0       96.2       84.6       97.8       97.4:       2.2        2.6
Old  :     100.0:       0.6       11.8        1.0       96.2       84.6       97.8       97.4:       2.2        2.6
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  :        38:         1          3          1         26         26         28         29:
Old  :        38:         1          3          1         26         26         28         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  :                 52.5       46.7       73.5       69.7       46.1       42.2       58.0       56.5
Old  :                 52.5       46.7       73.5       69.7       46.1       42.2       58.0       56.5
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 - Futures Only, April 15, 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  :     3,165:         0          0          0      2,456      2,270      2,456      2,270:       709        895
Old  :     3,165:         0          0          0      2,456      2,270      2,456      2,270:       709        895
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 8, 2008                        :
     :       272:         0          0          0        187        129        187        129:        85        143
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.0        0.0        0.0       77.6       71.7       77.6       71.7:      22.4       28.3
Old  :     100.0:       0.0        0.0        0.0       77.6       71.7       77.6       71.7:      22.4       28.3
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  :        23:         0          0          0         21         22         21         22:
Old  :        23:         0          0          0         21         22         21         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  :                 36.9       32.4       57.5       52.8       30.6       28.6       43.5       38.8
Old  :                 36.9       32.4       57.5       52.8       30.6       28.6       43.5       38.8
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 - Futures Only, April 15, 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  :     3,837:        65          0         45      3,361      3,412      3,471      3,457:       366        380
Old  :     3,837:        65          0         45      3,361      3,412      3,471      3,457:       366        380
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 8, 2008                        :
     :       273:         0          0          0        340        440        340        440:       -67       -167
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       1.7        0.0        1.2       87.6       88.9       90.5       90.1:       9.5        9.9
Old  :     100.0:       1.7        0.0        1.2       87.6       88.9       90.5       90.1:       9.5        9.9
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  :        39:         2          0          1         31         34         33         35:
Old  :        39:         2          0          1         31         34         33         35:
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  :                 29.6       25.8       46.0       44.7       18.3       19.4       29.2       27.5
Old  :                 29.6       25.8       46.0       44.7       18.3       19.4       29.2       27.5
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 - Futures Only, April 15, 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  :   228,116:    44,024     15,079     25,305    126,878    159,106    196,207    199,490:    31,909     28,626
Old  :   228,116:    44,024     15,079     25,305    126,878    159,106    196,207    199,490:    31,909     28,626
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 8, 2008                        :
     :     3,208:       960     -1,477      1,916        984       -818      3,860       -379:      -652      3,587
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      19.3        6.6       11.1       55.6       69.7       86.0       87.5:      14.0       12.5
Old  :     100.0:      19.3        6.6       11.1       55.6       69.7       86.0       87.5:      14.0       12.5
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  :       150:        46         21         33         65         75        130        113:
Old  :       150:        46         21         33         65         75        130        113:
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  :                 17.7       25.7       28.5       37.2       12.9       19.1       19.6       25.1
Old  :                 17.7       25.7       28.5       37.2       12.9       19.1       19.6       25.1
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                         SING GASOIL SWAP - NEW YORK MERCANTILE EXCHANGE                                Code-02265J
Commitments of Traders - Futures Only, April 15, 2008                  
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                  (CONTRACTS OF 1000 BARRELS)                               :
     :          :                                                                            :
All  :     8,620:     1,400         50        500      6,320      7,970      8,220      8,520:       400        100
Old  :     8,620:     1,400         50        500      6,320      7,970      8,220      8,520:       400        100
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 8, 2008                        :
     :     1,275:       300          0          0        795      1,175      1,095      1,175:       180        100
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      16.2        0.6        5.8       73.3       92.5       95.4       98.8:       4.6        1.2
Old  :     100.0:      16.2        0.6        5.8       73.3       92.5       95.4       98.8:       4.6        1.2
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  :        34:         2          1          3         20         28         24         31:
Old  :        34:         2          1          3         20         28         24         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  :                 73.7       51.3       82.4       69.6       65.0       50.5       69.6       62.1
Old  :                 73.7       51.3       82.4       69.6       65.0       50.5       69.6       62.1
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                   SING GASOIL/RDAM GASOIL SWAP - NEW YORK MERCANTILE EXCHANGE                          Code-02265T
Commitments of Traders - Futures Only, April 15, 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  :     7,275:     1,475         50        100      5,025      6,600      6,600      6,750:       675        525
Old  :     7,275:     1,475         50        100      5,025      6,600      6,600      6,750:       675        525
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 8, 2008                        :
     :         .:         .          .          .          .          .          .          .:         .          .
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      20.3        0.7        1.4       69.1       90.7       90.7       92.8:       9.3        7.2
Old  :     100.0:      20.3        0.7        1.4       69.1       90.7       90.7       92.8:       9.3        7.2
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  :        21:         1          1          1          7         17          9         18:
Old  :        21:         1          1          1          7         17          9         18:
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  :                 76.3       50.5       89.3       74.2       72.2       46.4       75.9       67.0
Old  :                 76.3       50.5       89.3       74.2       72.2       46.4       75.9       67.0
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 - Futures Only, April 15, 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  :   880,624:   143,674    209,743    293,468    372,246    349,599    809,388    852,810:    71,236     27,814
Old  :   880,624:   143,674    209,743    293,468    372,246    349,599    809,388    852,810:    71,236     27,814
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 8, 2008                        :
     :    22,642:       681      1,611     10,839      9,965      9,780     21,485     22,230:     1,157        412
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      16.3       23.8       33.3       42.3       39.7       91.9       96.8:       8.1        3.2
Old  :     100.0:      16.3       23.8       33.3       42.3       39.7       91.9       96.8:       8.1        3.2
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  :       226:        86         48         80         75         69        207        161:
Old  :       226:        86         48         80         75         69        207        161:
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       38.5       39.0       53.5       11.3       20.2       15.1       24.1
Old  :                 25.3       38.5       39.0       53.5       11.3       20.2       15.1       24.1
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 - Futures Only, April 15, 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  :    99,383:         0     11,961      1,912     87,220     73,103     89,132     86,976:    10,251     12,407
Old  :    99,383:         0     11,961      1,912     87,220     73,103     89,132     86,976:    10,251     12,407
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 8, 2008                        :
     :     2,722:         0       -230         83      1,454      2,840      1,537      2,693:     1,185         29
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.0       12.0        1.9       87.8       73.6       89.7       87.5:      10.3       12.5
Old  :     100.0:       0.0       12.0        1.9       87.8       73.6       89.7       87.5:      10.3       12.5
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  :        27:         0          4          2         21         18         23         22:
Old  :        27:         0          4          2         21         18         23         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  :                 54.2       58.1       69.1       73.1       51.8       57.3       64.2       69.1
Old  :                 54.2       58.1       69.1       73.1       51.8       57.3       64.2       69.1
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 - Futures Only, April 15, 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  :    83,662:     3,525     12,451      2,300     68,762     59,236     74,587     73,987:     9,075      9,675
Old  :    83,662:     3,525     12,451      2,300     68,762     59,236     74,587     73,987:     9,075      9,675
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 8, 2008                        :
     :       213:       -62        459        163     -1,457       -341     -1,356        281:     1,569        -68
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       4.2       14.9        2.7       82.2       70.8       89.2       88.4:      10.8       11.6
Old  :     100.0:       4.2       14.9        2.7       82.2       70.8       89.2       88.4:      10.8       11.6
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  :        38:         2          2          3         26         25         29         29:
Old  :        38:         2          2          3         26         25         29         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  :                 38.6       39.5       59.0       57.8       38.6       36.5       58.9       52.7
Old  :                 38.6       39.5       59.0       57.8       38.6       36.5       58.9       52.7
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 - Futures Only, April 15, 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  :   117,315:     5,602          0      2,510     99,124    105,408    107,236    107,918:    10,079      9,397
Old  :   117,315:     5,602          0      2,510     99,124    105,408    107,236    107,918:    10,079      9,397
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 8, 2008                        :
     :       440:      -756          0       -546      2,142      1,027        840        481:      -400        -41
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       4.8        0.0        2.1       84.5       89.9       91.4       92.0:       8.6        8.0
Old  :     100.0:       4.8        0.0        2.1       84.5       89.9       91.4       92.0:       8.6        8.0
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  :        33:         2          0          1         24         24         26         25:
Old  :        33:         2          0          1         24         24         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  :                 48.6       40.5       63.9       58.6       41.8       40.5       55.3       57.2
Old  :                 48.6       40.5       63.9       58.6       41.8       40.5       55.3       57.2
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 - Futures Only, April 15, 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  :   104,933:    13,151      3,789      4,875     78,087     84,673     96,113     93,337:     8,820     11,596
Old  :   104,933:    13,151      3,789      4,875     78,087     84,673     96,113     93,337:     8,820     11,596
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 8, 2008                        :
     :     3,684:     1,743      1,276         90      3,013      3,540      4,846      4,906:    -1,162     -1,222
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      12.5        3.6        4.6       74.4       80.7       91.6       88.9:       8.4       11.1
Old  :     100.0:      12.5        3.6        4.6       74.4       80.7       91.6       88.9:       8.4       11.1
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  :        39:         3          2          2         22         30         27         32:
Old  :        39:         3          2          2         22         30         27         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  :                 28.8       38.5       51.0       58.5       27.7       33.7       44.7       48.1
Old  :                 28.8       38.5       51.0       58.5       27.7       33.7       44.7       48.1
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 - Futures Only, April 15, 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  :    58,737:     8,842          0      4,918     38,291     48,078     52,051     52,996:     6,686      5,741
Old  :    58,737:     8,842          0      4,918     38,291     48,078     52,051     52,996:     6,686      5,741
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 8, 2008                        :
     :       810:      -169          0        586        791        495      1,208      1,081:      -398       -271
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      15.1        0.0        8.4       65.2       81.9       88.6       90.2:      11.4        9.8
Old  :     100.0:      15.1        0.0        8.4       65.2       81.9       88.6       90.2:      11.4        9.8
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  :        21:         2          0          1         15         18         17         19:
Old  :        21:         2          0          1         15         18         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  :                 56.6       45.2       76.8       71.4       44.1       35.1       52.4       52.5
Old  :                 56.6       45.2       76.8       71.4       44.1       35.1       52.4       52.5
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 - Futures Only, April 15, 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  :    77,372:     4,805          0      5,241     60,618     62,181     70,664     67,422:     6,708      9,950
Old  :    77,372:     4,805          0      5,241     60,618     62,181     70,664     67,422:     6,708      9,950
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 8, 2008                        :
     :       229:       760       -457       -311       -589      1,387       -140        619:       369       -390
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       6.2        0.0        6.8       78.3       80.4       91.3       87.1:       8.7       12.9
Old  :     100.0:       6.2        0.0        6.8       78.3       80.4       91.3       87.1:       8.7       12.9
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  :        29:         2          0          2         20         24         22         26:
Old  :        29:         2          0          2         20         24         22         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  :                 51.0       43.5       75.4       62.7       50.6       40.4       63.0       53.4
Old  :                 51.0       43.5       75.4       62.7       50.6       40.4       63.0       53.4
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 - Futures Only, April 15, 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  :    95,093:     2,135      1,613      2,937     85,679     79,919     90,751     84,469:     4,342     10,624
Old  :    95,093:     2,135      1,613      2,937     85,679     79,919     90,751     84,469:     4,342     10,624
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 8, 2008                        :
     :     2,351:      -341        571         72      2,372      1,801      2,103      2,444:       248        -93
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       2.2        1.7        3.1       90.1       84.0       95.4       88.8:       4.6       11.2
Old  :     100.0:       2.2        1.7        3.1       90.1       84.0       95.4       88.8:       4.6       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  :        42:         1          2          3         25         34         28         37:
Old  :        42:         1          2          3         25         34         28         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  :                 37.3       26.8       59.8       42.2       32.8       23.6       47.7       36.5
Old  :                 37.3       26.8       59.8       42.2       32.8       23.6       47.7       36.5
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 - Futures Only, April 15, 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  :   110,872:     5,167          0      4,564     86,660     94,334     96,391     98,898:    14,481     11,974
Old  :   110,872:     5,167          0      4,564     86,660     94,334     96,391     98,898:    14,481     11,974
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 8, 2008                        :
     :       490:       771       -422        225       -200        145        796        -52:      -306        542
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       4.7        0.0        4.1       78.2       85.1       86.9       89.2:      13.1       10.8
Old  :     100.0:       4.7        0.0        4.1       78.2       85.1       86.9       89.2:      13.1       10.8
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  :        29:         3          0          2         19         21         22         23:
Old  :        29:         3          0          2         19         21         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  :                 43.9       43.7       60.6       65.0       41.8       42.3       56.1       57.4
Old  :                 43.9       43.7       60.6       65.0       41.8       42.3       56.1       57.4
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 - Futures Only, April 15, 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  :    72,134:     7,006      2,850      6,366     53,264     49,268     66,636     58,484:     5,498     13,650
Old  :    72,134:     7,006      2,850      6,366     53,264     49,268     66,636     58,484:     5,498     13,650
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 8, 2008                        :
     :       474:     1,222      2,140     -2,828      2,080      1,162        474        474:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       9.7        4.0        8.8       73.8       68.3       92.4       81.1:       7.6       18.9
Old  :     100.0:       9.7        4.0        8.8       73.8       68.3       92.4       81.1:       7.6       18.9
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  :        27:         3          1          3         17         15         21         18:
Old  :        27:         3          1          3         17         15         21         18:
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  :                 48.2       42.6       66.1       63.6       46.3       31.0       57.5       43.8
Old  :                 48.2       42.6       66.1       63.6       46.3       31.0       57.5       43.8
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 - Futures Only, April 15, 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  :   106,650:     4,483      4,827     18,982     80,814     73,548    104,279     97,357:     2,371      9,293
Old  :   106,650:     4,483      4,827     18,982     80,814     73,548    104,279     97,357:     2,371      9,293
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 8, 2008                        :
     :     3,939:    -1,495     -4,829      2,482      4,902      5,582      5,889      3,235:    -1,950        704
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       4.2        4.5       17.8       75.8       69.0       97.8       91.3:       2.2        8.7
Old  :     100.0:       4.2        4.5       17.8       75.8       69.0       97.8       91.3:       2.2        8.7
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:         2          2          3         14         15         18         18:
Old  :        25:         2          2          3         14         15         18         18:
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  :                 68.1       50.7       84.0       72.2       45.7       33.9       55.3       46.2
Old  :                 68.1       50.7       84.0       72.2       45.7       33.9       55.3       46.2
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 - Futures Only, April 15, 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  :    65,885:     3,072          0      3,062     50,782     50,462     56,916     53,524:     8,969     12,361
Old  :    65,885:     3,072          0      3,062     50,782     50,462     56,916     53,524:     8,969     12,361
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 8, 2008                        :
     :     2,963:     1,404          0     -1,088      3,591      5,174      3,907      4,086:      -944     -1,123
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       4.7        0.0        4.6       77.1       76.6       86.4       81.2:      13.6       18.8
Old  :     100.0:       4.7        0.0        4.6       77.1       76.6       86.4       81.2:      13.6       18.8
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  :        27:         2          0          1         22         21         24         22:
Old  :        27:         2          0          1         22         21         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  :                 32.2       37.6       50.7       57.6       18.4       34.3       29.7       41.8
Old  :                 32.2       37.6       50.7       57.6       18.4       34.3       29.7       41.8
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 - Futures Only, April 15, 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  :   124,616:    29,894        795      2,591     85,453    114,118    117,938    117,504:     6,678      7,112
Old  :   124,616:    29,894        795      2,591     85,453    114,118    117,938    117,504:     6,678      7,112
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 8, 2008                        :
     :     3,359:       618        -30        240      1,813      3,483      2,671      3,693:       688       -334
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      24.0        0.6        2.1       68.6       91.6       94.6       94.3:       5.4        5.7
Old  :     100.0:      24.0        0.6        2.1       68.6       91.6       94.6       94.3:       5.4        5.7
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  :        45:         4          1          4         30         33         35         37:
Old  :        45:         4          1          4         30         33         35         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  :                 39.1       36.6       54.4       53.0       34.7       34.3       48.2       50.0
Old  :                 39.1       36.6       54.4       53.0       34.7       34.3       48.2       50.0
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                       TRANSCO ZONE 3 SWAP - NEW YORK MERCANTILE EXCHANGE                               Code-02365S
Commitments of Traders - Futures Only, April 15, 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  :    54,572:         0      4,914      1,510     46,350     46,247     47,860     52,671:     6,712      1,901
Old  :    54,572:         0      4,914      1,510     46,350     46,247     47,860     52,671:     6,712      1,901
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 8, 2008                        :
     :      -897:         0      1,844       -463       -736     -1,062     -1,199        319:       302     -1,216
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.0        9.0        2.8       84.9       84.7       87.7       96.5:      12.3        3.5
Old  :     100.0:       0.0        9.0        2.8       84.9       84.7       87.7       96.5:      12.3        3.5
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  :        21:         0          2          1         16         12         17         14:
Old  :        21:         0          2          1         16         12         17         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  :                 50.2       62.1       70.3       83.1       46.8       53.1       65.1       70.2
Old  :                 50.2       62.1       70.3       83.1       46.8       53.1       65.1       70.2
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 - Futures Only, April 15, 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  :   127,857:     2,713     27,414     16,946     89,859     73,336    109,518    117,696:    18,339     10,161
Old  :   127,857:     2,713     27,414     16,946     89,859     73,336    109,518    117,696:    18,339     10,161
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 8, 2008                        :
     :     4,110:       302       -314        680      2,944      2,112      3,926      2,478:       184      1,632
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       2.1       21.4       13.3       70.3       57.4       85.7       92.1:      14.3        7.9
Old  :     100.0:       2.1       21.4       13.3       70.3       57.4       85.7       92.1:      14.3        7.9
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  :        38:         1          7          5         28         26         33         34:
Old  :        38:         1          7          5         28         26         33         34:
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  :                 34.6       29.8       51.0       48.4       24.3       22.1       35.6       34.7
Old  :                 34.6       29.8       51.0       48.4       24.3       22.1       35.6       34.7
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 - Futures Only, April 15, 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  :   117,733:     8,356        477     11,789     85,994     89,974    106,139    102,240:    11,594     15,493
Old  :   117,733:     8,356        477     11,789     85,994     89,974    106,139    102,240:    11,594     15,493
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 8, 2008                        :
     :      -913:    -4,067       -784        966      2,188       -566       -913       -384:         0       -529
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       7.1        0.4       10.0       73.0       76.4       90.2       86.8:       9.8       13.2
Old  :     100.0:       7.1        0.4       10.0       73.0       76.4       90.2       86.8:       9.8       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  :        24:         3          1          3         18         18         22         21:
Old  :        24:         3          1          3         18         18         22         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  :                 53.1       46.9       73.5       65.9       49.5       41.1       59.5       54.2
Old  :                 53.1       46.9       73.5       65.9       49.5       41.1       59.5       54.2
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 - Futures Only, April 15, 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  :    52,722:         0          0          0     51,254     50,442     51,254     50,442:     1,468      2,280
Old  :    52,722:         0          0          0     51,254     50,442     51,254     50,442:     1,468      2,280
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 8, 2008                        :
     :       442:         0          0          0      1,426      1,664      1,426      1,664:      -984     -1,222
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.0        0.0        0.0       97.2       95.7       97.2       95.7:       2.8        4.3
Old  :     100.0:       0.0        0.0        0.0       97.2       95.7       97.2       95.7:       2.8        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  :        22:         0          0          0         13         13         13         13:
Old  :        22:         0          0          0         13         13         13         13:
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  :                 58.1       48.3       80.9       78.5       52.1       34.3       69.6       60.2
Old  :                 58.1       48.3       80.9       78.5       52.1       34.3       69.6       60.2
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 - Futures Only, April 15, 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  :   237,649:    14,491      5,722      5,051    203,433    212,004    222,975    222,777:    14,674     14,872
Old  :   237,649:    14,491      5,722      5,051    203,433    212,004    222,975    222,777:    14,674     14,872
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 8, 2008                        :
     :     1,015:       534        796       -490        878        405        922        711:        93        304
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       6.1        2.4        2.1       85.6       89.2       93.8       93.7:       6.2        6.3
Old  :     100.0:       6.1        2.4        2.1       85.6       89.2       93.8       93.7:       6.2        6.3
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:         4          4          7         42         39         49         47:
Old  :        54:         4          4          7         42         39         49         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  :                 29.8       53.3       49.9       64.4       26.7       51.9       43.3       59.1
Old  :                 29.8       53.3       49.9       64.4       26.7       51.9       43.3       59.1
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 - Futures Only, April 15, 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  :   227,452:    18,171      1,866     16,748    177,789    195,562    212,708    214,176:    14,744     13,276
Old  :   227,452:    18,171      1,866     16,748    177,789    195,562    212,708    214,176:    14,744     13,276
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 8, 2008                        :
     :     3,128:    -1,890      1,866      1,575      3,376      1,290      3,061      4,731:        67     -1,603
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       8.0        0.8        7.4       78.2       86.0       93.5       94.2:       6.5        5.8
Old  :     100.0:       8.0        0.8        7.4       78.2       86.0       93.5       94.2:       6.5        5.8
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  :        45:         5          1          3         36         33         42         36:
Old  :        45:         5          1          3         36         33         42         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  :                 27.2       37.2       48.4       61.5       22.2       34.9       35.0       49.9
Old  :                 27.2       37.2       48.4       61.5       22.2       34.9       35.0       49.9
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 - Futures Only, April 15, 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  :   251,064:    14,254     11,187     11,391    211,977    214,615    237,622    237,193:    13,442     13,871
Old  :   251,064:    14,254     11,187     11,391    211,977    214,615    237,622    237,193:    13,442     13,871
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 8, 2008                        :
     :    11,442:     1,545     -4,605      1,496      8,473     12,978     11,514      9,869:       -72      1,573
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       5.7        4.5        4.5       84.4       85.5       94.6       94.5:       5.4        5.5
Old  :     100.0:       5.7        4.5        4.5       84.4       85.5       94.6       94.5:       5.4        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  :        53:         5          2          5         43         38         50         43:
Old  :        53:         5          2          5         43         38         50         43:
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  :                 36.8       33.6       53.2       52.5       36.7       24.3       47.5       40.4
Old  :                 36.8       33.6       53.2       52.5       36.7       24.3       47.5       40.4
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 - Futures Only, April 15, 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  :    53,312:         0      3,863      1,882     42,875     37,118     44,757     42,863:     8,555     10,449
Old  :    53,312:         0      3,863      1,882     42,875     37,118     44,757     42,863:     8,555     10,449
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 8, 2008                        :
     :     1,866:         0       -243       -184      1,532      3,635      1,348      3,208:       518     -1,342
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.0        7.2        3.5       80.4       69.6       84.0       80.4:      16.0       19.6
Old  :     100.0:       0.0        7.2        3.5       80.4       69.6       84.0       80.4:      16.0       19.6
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  :        23:         0          1          1         19         15         20         16:
Old  :        23:         0          1          1         19         15         20         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  :                 35.4       39.3       57.5       62.6       28.6       33.2       43.9       50.1
Old  :                 35.4       39.3       57.5       62.6       28.6       33.2       43.9       50.1
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 - Futures Only, April 15, 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  :   205,382:    25,697      3,994     16,220    151,666    172,894    193,583    193,108:    11,799     12,274
Old  :   205,382:    25,697      3,994     16,220    151,666    172,894    193,583    193,108:    11,799     12,274
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 8, 2008                        :
     :        42:    -2,212      1,658       -981      2,927       -877       -266       -200:       308        242
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      12.5        1.9        7.9       73.8       84.2       94.3       94.0:       5.7        6.0
Old  :     100.0:      12.5        1.9        7.9       73.8       84.2       94.3       94.0:       5.7        6.0
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:         4          3          6         39         38         46         44:
Old  :        46:         4          3          6         39         38         46         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  :                 32.5       26.3       52.5       41.5       22.8       19.2       34.2       28.9
Old  :                 32.5       26.3       52.5       41.5       22.8       19.2       34.2       28.9
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 - Futures Only, April 15, 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  :    70,173:     4,455      7,109        912     56,982     51,155     62,349     59,176:     7,824     10,997
Old  :    70,173:     4,455      7,109        912     56,982     51,155     62,349     59,176:     7,824     10,997
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 8, 2008                        :
     :      -257:         0        579       -257        302       -579         45       -257:      -302          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       6.3       10.1        1.3       81.2       72.9       88.9       84.3:      11.1       15.7
Old  :     100.0:       6.3       10.1        1.3       81.2       72.9       88.9       84.3:      11.1       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  :        28:         1          2          1         21         19         23         21:
Old  :        28:         1          2          1         21         19         23         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  :                 33.2       35.9       58.9       59.0       26.7       31.2       44.0       46.6
Old  :                 33.2       35.9       58.9       59.0       26.7       31.2       44.0       46.6
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 - Futures Only, April 15, 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  : 3,179,543:   997,648    121,599    917,513  1,230,250  2,128,416  3,145,411  3,167,528:    34,132     12,015
Old  : 3,179,543:   997,648    121,599    917,513  1,230,250  2,128,416  3,145,411  3,167,528:    34,132     12,015
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 8, 2008                        :
     :    64,277:    29,962     -5,837      6,075     33,211     64,697     69,248     64,935:    -4,971       -658
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      31.4        3.8       28.9       38.7       66.9       98.9       99.6:       1.1        0.4
Old  :     100.0:      31.4        3.8       28.9       38.7       66.9       98.9       99.6:       1.1        0.4
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  :       159:        34         20         44         99         91        154        136:
Old  :       159:        34         20         44         99         91        154        136:
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       34.7       49.5       49.8       25.3       20.7       29.3       27.9
Old  :                 37.1       34.7       49.5       49.8       25.3       20.7       29.3       27.9
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 - Futures Only, April 15, 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  : 1,121,275:   137,475    387,538    240,931    739,176    490,049  1,117,582  1,118,518:     3,693      2,757
Old  : 1,121,275:   137,475    387,538    240,931    739,176    490,049  1,117,582  1,118,518:     3,693      2,757
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 8, 2008                        :
     :    41,113:    -2,231     53,741     12,429     33,370    -24,606     43,568     41,564:    -2,455       -451
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      12.3       34.6       21.5       65.9       43.7       99.7       99.8:       0.3        0.2
Old  :     100.0:      12.3       34.6       21.5       65.9       43.7       99.7       99.8:       0.3        0.2
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  :        84:        18         21         34         44         43         81         80:
Old  :        84:        18         21         34         44         43         81         80:
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       45.8       62.9       63.8       35.9       34.2       44.3       45.6
Old  :                 42.7       45.8       62.9       63.8       35.9       34.2       44.3       45.6
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 - Futures Only, April 15, 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  :    30,736:     1,589        532        244     28,718     29,518     30,551     30,294:       185        442
Old  :    30,736:     1,589        532        244     28,718     29,518     30,551     30,294:       185        442
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 8, 2008                        :
     :       258:         0          3          0        202        173        202        176:        56         82
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       5.2        1.7        0.8       93.4       96.0       99.4       98.6:       0.6        1.4
Old  :     100.0:       5.2        1.7        0.8       93.4       96.0       99.4       98.6:       0.6        1.4
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  :        41:         2          3          2         30         26         33         31:
Old  :        41:         2          3          2         30         26         33         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  :                 45.9       44.1       71.1       67.1       39.1       39.5       53.7       52.9
Old  :                 45.9       44.1       71.1       67.1       39.1       39.5       53.7       52.9
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 - Futures Only, April 15, 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  :    16,300:     4,064          0        319     11,584     15,697     15,967     16,016:       333        284
Old  :    16,300:     4,064          0        319     11,584     15,697     15,967     16,016:       333        284
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 8, 2008                        :
     :       470:         0          0          0        480        480        480        480:       -10        -10
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      24.9        0.0        2.0       71.1       96.3       98.0       98.3:       2.0        1.7
Old  :     100.0:      24.9        0.0        2.0       71.1       96.3       98.0       98.3:       2.0        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  :        26:         3          0          2         16         18         19         20:
Old  :        26:         3          0          2         16         18         19         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  :                 63.6       75.4       88.6       90.4       40.9       46.0       55.7       55.6
Old  :                 63.6       75.4       88.6       90.4       40.9       46.0       55.7       55.6
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 - Futures Only, April 15, 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  :    25,138:       740      1,338        572     21,034     21,788     22,346     23,698:     2,792      1,440
Old  :    25,138:       740      1,338        572     21,034     21,788     22,346     23,698:     2,792      1,440
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 8, 2008                        :
     :      -390:         0        720       -520        130       -590       -390       -390:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       2.9        5.3        2.3       83.7       86.7       88.9       94.3:      11.1        5.7
Old  :     100.0:       2.9        5.3        2.3       83.7       86.7       88.9       94.3:      11.1        5.7
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:         1          2          2         18         16         21         18:
Old  :        25:         1          2          2         18         16         21         18:
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  :                 49.3       53.7       70.2       74.9       32.4       43.5       47.3       51.4
Old  :                 49.3       53.7       70.2       74.9       32.4       43.5       47.3       51.4
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 - Futures Only, April 15, 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  :    27,264:     1,570        240        720     24,140     25,190     26,430     26,150:       834      1,114
Old  :    27,264:     1,570        240        720     24,140     25,190     26,430     26,150:       834      1,114
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 8, 2008                        :
     :       970:       480          0          0        250        730        730        730:       240        240
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       5.8        0.9        2.6       88.5       92.4       96.9       95.9:       3.1        4.1
Old  :     100.0:       5.8        0.9        2.6       88.5       92.4       96.9       95.9:       3.1        4.1
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  :        28:         2          1          1         21         22         24         23:
Old  :        28:         2          1          1         21         22         24         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  :                 54.8       70.1       71.0       83.1       53.8       63.4       67.7       72.8
Old  :                 54.8       70.1       71.0       83.1       53.8       63.4       67.7       72.8
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 - Futures Only, April 15, 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  : 1,441,373:   247,474    183,942    401,834    722,404    767,014  1,371,712  1,352,790:    69,661     88,583
Old  : 1,441,373:   247,474    183,942    401,834    722,404    767,014  1,371,712  1,352,790:    69,661     88,583
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 8, 2008                        :
     :    29,047:     9,154      2,790      1,434     20,029     22,598     30,617     26,822:    -1,570      2,225
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      17.2       12.8       27.9       50.1       53.2       95.2       93.9:       4.8        6.1
Old  :     100.0:      17.2       12.8       27.9       50.1       53.2       95.2       93.9:       4.8        6.1
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  :       329:       100        113        129         88         98        270        269:
Old  :       329:       100        113        129         88         98        270        269:
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  :                 27.3       25.5       38.3       35.1       12.8        9.0       18.9       13.9
Old  :                 27.3       25.5       38.3       35.1       12.8        9.0       18.9       13.9
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 - Futures Only, April 15, 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  :   125,398:    24,270     18,873      4,935     69,059     55,425     98,264     79,233:    27,134     46,165
Old  :   125,398:    24,270     18,873      4,935     69,059     55,425     98,264     79,233:    27,134     46,165
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 8, 2008                        :
     :     2,849:     3,321      1,850       -254       -491      8,557      2,576     10,153:       273     -7,304
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      19.4       15.1        3.9       55.1       44.2       78.4       63.2:      21.6       36.8
Old  :     100.0:      19.4       15.1        3.9       55.1       44.2       78.4       63.2:      21.6       36.8
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  :        23:         3          3          3         16         15         19         21:
Old  :        23:         3          3          3         16         15         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  :                 46.3       26.8       65.3       45.3       39.8       26.7       52.3       41.5
Old  :                 46.3       26.8       65.3       45.3       39.8       26.7       52.3       41.5
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 - Futures Only, April 15, 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  :    20,686:       150        815        100     20,436     19,771     20,686     20,686:         0          0
Old  :    20,686:       150        815        100     20,436     19,771     20,686     20,686:         0          0
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 8, 2008                        :
     :       250:         0          0          0        250        250        250        250:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.7        3.9        0.5       98.8       95.6      100.0      100.0:       0.0        0.0
Old  :     100.0:       0.7        3.9        0.5       98.8       95.6      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  :        39:         1          3          1         24         28         26         32:
Old  :        39:         1          3          1         24         28         26         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  :                 50.3       43.5       74.8       65.8       30.1       24.8       36.4       33.0
Old  :                 50.3       43.5       74.8       65.8       30.1       24.8       36.4       33.0
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 - Futures Only, April 15, 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  :   181,502:    30,490     36,283     39,105     99,565     97,648    169,160    173,036:    12,342      8,466
Old  :   181,502:    30,490     36,283     39,105     99,565     97,648    169,160    173,036:    12,342      8,466
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 8, 2008                        :
     :    -6,555:    -1,006       -165     -3,968     -1,404     -2,795     -6,378     -6,928:      -177        373
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      16.8       20.0       21.5       54.9       53.8       93.2       95.3:       6.8        4.7
Old  :     100.0:      16.8       20.0       21.5       54.9       53.8       93.2       95.3:       6.8        4.7
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  :        50:        12         12         20         26         26         49         47:
Old  :        50:        12         12         20         26         26         49         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  :                 37.8       32.7       56.7       51.7       24.8       20.7       29.6       27.9
Old  :                 37.8       32.7       56.7       51.7       24.8       20.7       29.6       27.9
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                         BRENT FINANCIAL - NEW YORK MERCANTILE EXCHANGE                                 Code-06765J
Commitments of Traders - Futures Only, April 15, 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  :    20,590:       140      2,738      3,193     16,243     13,548     19,576     19,479:     1,014      1,111
Old  :    20,590:       140      2,738      3,193     16,243     13,548     19,576     19,479:     1,014      1,111
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 8, 2008                        :
     :         .:         .          .          .          .          .          .          .:         .          .
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.7       13.3       15.5       78.9       65.8       95.1       94.6:       4.9        5.4
Old  :     100.0:       0.7       13.3       15.5       78.9       65.8       95.1       94.6:       4.9        5.4
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  :        20:         1          2          3         14         15         17         19:
Old  :        20:         1          2          3         14         15         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  :                 40.9       34.6       68.6       60.3       23.3       19.1       24.9       24.4
Old  :                 40.9       34.6       68.6       60.3       23.3       19.1       24.9       24.4
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 - Futures Only, April 15, 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  :     6,210:       150        450          0      6,000      5,760      6,150      6,210:        60          0
Old  :     6,210:       150        450          0      6,000      5,760      6,150      6,210:        60          0
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 8, 2008                        :
     :         .:         .          .          .          .          .          .          .:         .          .
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       2.4        7.2        0.0       96.6       92.8       99.0      100.0:       1.0        0.0
Old  :     100.0:       2.4        7.2        0.0       96.6       92.8       99.0      100.0:       1.0        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  :        20:         1          1          0         12         12         13         13:
Old  :        20:         1          1          0         12         12         13         13:
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  :                 59.2       64.6       88.2       87.9       55.2       61.2       69.6       71.8
Old  :                 59.2       64.6       88.2       87.9       55.2       61.2       69.6       71.8
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 - Futures Only, April 15, 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  :    19,764:    11,463      2,834         94      5,332     16,316     16,889     19,244:     2,875        520
Old  :    19,764:    11,463      2,834         94      5,332     16,316     16,889     19,244:     2,875        520
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 8, 2008                        :
     :       563:       254        113        -10         94        369        338        472:       225         91
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      58.0       14.3        0.5       27.0       82.6       85.5       97.4:      14.5        2.6
Old  :     100.0:      58.0       14.3        0.5       27.0       82.6       85.5       97.4:      14.5        2.6
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  :       103:        52         14          3         11         28         64         44:
Old  :       103:        52         14          3         11         28         64         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  :                 34.1       40.7       51.5       63.2       34.1       39.8       51.5       62.3
Old  :                 34.1       40.7       51.5       63.2       34.1       39.8       51.5       62.3
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 - Futures Only, April 15, 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  :    12,533:     8,306      1,863         31      1,224      9,900      9,561     11,794:     2,972        739
Old  :    12,533:     8,306      1,863         31      1,224      9,900      9,561     11,794:     2,972        739
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 8, 2008                        :
     :       617:       700        183          1       -350        554        351        738:       266       -121
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      66.3       14.9        0.2        9.8       79.0       76.3       94.1:      23.7        5.9
Old  :     100.0:      66.3       14.9        0.2        9.8       79.0       76.3       94.1:      23.7        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  :        71:        31         12          3         11         20         44         33:
Old  :        71:        31         12          3         11         20         44         33:
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  :                 27.8       51.2       39.8       65.5       27.8       51.2       39.8       65.5
Old  :                 27.8       51.2       39.8       65.5       27.8       51.2       39.8       65.5
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 - Futures Only, April 15, 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  :   245,695:    65,456     11,211     22,459    132,407    198,014    220,322    231,684:    25,373     14,011
Old  :   245,695:    65,456     11,211     22,459    132,407    198,014    220,322    231,684:    25,373     14,011
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 8, 2008                        :
     :    12,966:     7,192       -890      1,871      3,289     11,606     12,352     12,587:       614        379
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      26.6        4.6        9.1       53.9       80.6       89.7       94.3:      10.3        5.7
Old  :     100.0:      26.6        4.6        9.1       53.9       80.6       89.7       94.3:      10.3        5.7
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  :       188:        70         20         41         76         89        163        136:
Old  :       188:        70         20         41         76         89        163        136:
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  :                 24.3       29.7       35.5       44.9       11.2       15.7       17.7       23.1
Old  :                 24.3       29.7       35.5       44.9       11.2       15.7       17.7       23.1
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 - Futures Only, April 15, 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  :    12,906:       825        622        650     11,186     11,111     12,661     12,383:       245        523
Old  :    12,906:       825        622        650     11,186     11,111     12,661     12,383:       245        523
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 8, 2008                        :
     :      -200:        75       -150          0       -290        -50       -215       -200:        15          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       6.4        4.8        5.0       86.7       86.1       98.1       95.9:       1.9        4.1
Old  :     100.0:       6.4        4.8        5.0       86.7       86.1       98.1       95.9:       1.9        4.1
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  :        29:         1          1          2         18         22         20         24:
Old  :        29:         1          1          2         18         22         20         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  :                 49.1       46.8       73.2       66.8       40.8       36.1       59.5       49.6
Old  :                 49.1       46.8       73.2       66.8       40.8       36.1       59.5       49.6
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 - Futures Only, April 15, 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  :     5,370:         0      1,400         75      5,295      3,895      5,370      5,370:         0          0
Old  :     5,370:         0      1,400         75      5,295      3,895      5,370      5,370:         0          0
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 8, 2008                        :
     :       500:         0        150          0        500        350        500        500:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.0       26.1        1.4       98.6       72.5      100.0      100.0:       0.0        0.0
Old  :     100.0:       0.0       26.1        1.4       98.6       72.5      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  :        25:         0          1          1         20         11         21         12:
Old  :        25:         0          1          1         20         11         21         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  :                 48.0       71.1       72.5       92.1       37.3       63.9       53.6       73.6
Old  :                 48.0       71.1       72.5       92.1       37.3       63.9       53.6       73.6
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                      GASOIL CRACK SPR SWAP - NEW YORK MERCANTILE EXCHANGE                              Code-86765C
Commitments of Traders - Futures Only, April 15, 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  :    12,777:     2,605        450        415      7,120      7,234     10,140      8,099:     2,637      4,678
Old  :    12,777:     2,605        450        415      7,120      7,234     10,140      8,099:     2,637      4,678
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 8, 2008                        :
     :       359:      -300          0          0        509        380        209        380:       150        -21
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      20.4        3.5        3.2       55.7       56.6       79.4       63.4:      20.6       36.6
Old  :     100.0:      20.4        3.5        3.2       55.7       56.6       79.4       63.4:      20.6       36.6
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  :        29:         5          1          2         19         16         24         19:
Old  :        29:         5          1          2         19         16         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  :                 39.1       27.9       59.8       42.9       32.4       26.3       47.6       37.5
Old  :                 39.1       27.9       59.8       42.9       32.4       26.3       47.6       37.5
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
 

Updated August 12, 2008