GULF # 6 FUEL 3.0% SULFUR SWAP - NEW YORK MERCANTILE EXCHANGE                         Code-02165A
Commitments of Traders with Delta-adjusted Options and Futures Combined, October 30, 2007                
-------------------------------------------------------------------------------------------------------------------
     :   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  :     7,695:         0        725          0      6,795      6,970      6,795      7,695:       900          0
Old  :     7,695:         0        725          0      6,795      6,970      6,795      7,695:       900          0
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: October 23, 2007                     :
     :       375:         0         75          0        375        300        375        375:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.0        9.4        0.0       88.3       90.6       88.3      100.0:      11.7        0.0
Old  :     100.0:       0.0        9.4        0.0       88.3       90.6       88.3      100.0:      11.7        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  :        30:         0          2          0         19         20         19         22:
Old  :        30:         0          2          0         19         20         19         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  :                 49.7       47.0       69.9       71.3       38.4       30.1       45.5       46.3
Old  :                 49.7       47.0       69.9       71.3       38.4       30.1       45.5       46.3
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                   NY RES FUEL 1.0% SULFUR SWAP - NEW YORK MERCANTILE EXCHANGE                          Code-02165B
Commitments of Traders with Delta-adjusted Options and Futures Combined, October 30, 2007                
-------------------------------------------------------------------------------------------------------------------
     :   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  :    12,340:       475      1,079        120     11,595     11,021     12,190     12,220:       150        120
Old  :    12,340:       475      1,079        120     11,595     11,021     12,190     12,220:       150        120
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: October 23, 2007                     :
     :       290:       100          0          0        400        260        500        260:      -210         30
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       3.8        8.7        1.0       94.0       89.3       98.8       99.0:       1.2        1.0
Old  :     100.0:       3.8        8.7        1.0       94.0       89.3       98.8       99.0:       1.2        1.0
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        41:         2          1          1         29         30         32         32:
Old  :        41:         2          1          1         29         30         32         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  :                 40.1       39.0       62.3       62.8       35.8       35.3       49.1       52.0
Old  :                 40.1       39.0       62.3       62.8       35.8       35.3       49.1       52.0
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                  EUR 3.5% FUEL OIL RTD CAL SWAP - NEW YORK MERCANTILE EXCHANGE                         Code-02165E
Commitments of Traders with Delta-adjusted Options and Futures Combined, October 30, 2007                
-------------------------------------------------------------------------------------------------------------------
     :   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  :     2,612:         0          0          0      1,896      1,806      1,896      1,806:       716        806
Old  :     2,612:         0          0          0      1,896      1,806      1,896      1,806:       716        806
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: October 23, 2007                     :
     :       169:         0          0          0        155        170        155        170:        14         -1
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.0        0.0        0.0       72.6       69.1       72.6       69.1:      27.4       30.9
Old  :     100.0:       0.0        0.0        0.0       72.6       69.1       72.6       69.1:      27.4       30.9
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  :        25:         0          0          0         22         22         22         22:
Old  :        25:         0          0          0         22         22         22         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  :                 34.0       31.4       51.7       48.4       24.8       22.6       35.0       30.7
Old  :                 34.0       31.4       51.7       48.4       24.8       22.6       35.0       30.7
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                    SING FUEL OIL 180 CAL SWAP - NEW YORK MERCANTILE EXCHANGE                           Code-02165G
Commitments of Traders with Delta-adjusted Options and Futures Combined, October 30, 2007                
-------------------------------------------------------------------------------------------------------------------
     :   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  :     6,001:         0         44        101      5,608      5,542      5,709      5,687:       292        314
Old  :     6,001:         0         44        101      5,608      5,542      5,709      5,687:       292        314
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: October 23, 2007                     :
     :       403:         0         10          0        495        471        495        481:       -92        -78
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.0        0.7        1.7       93.5       92.4       95.1       94.8:       4.9        5.2
Old  :     100.0:       0.0        0.7        1.7       93.5       92.4       95.1       94.8:       4.9        5.2
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        41:         0          1          2         31         37         33         39:
Old  :        41:         0          1          2         31         37         33         39:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 45.0       40.7       63.0       55.7       15.1       11.6       22.2       17.7
Old  :                 45.0       40.7       63.0       55.7       15.1       11.6       22.2       17.7
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                  NO. 2 HEATING OIL, N.Y. HARBOR - NEW YORK MERCANTILE EXCHANGE                         Code-022651
Commitments of Traders with Delta-adjusted Options and Futures Combined, October 30, 2007                
-------------------------------------------------------------------------------------------------------------------
     :   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  :   272,288:    48,329     17,300     47,499    136,176    178,676    232,003    243,475:    40,285     28,813
Old  :   272,288:    48,329     17,300     47,499    136,176    178,676    232,003    243,475:    40,285     28,813
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: October 23, 2007                     :
     :    -2,320:    -2,305      2,149       -146      2,766     -2,795        315       -792:    -2,635     -1,528
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      17.7        6.4       17.4       50.0       65.6       85.2       89.4:      14.8       10.6
Old  :     100.0:      17.7        6.4       17.4       50.0       65.6       85.2       89.4:      14.8       10.6
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  :       149:        46         25         37         65         72        133        116:
Old  :       149:        46         25         37         65         72        133        116:
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  :                 19.6       19.2       30.8       29.7       15.5       14.9       23.4       21.4
Old  :                 19.6       19.2       30.8       29.7       15.5       14.9       23.4       21.4
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                           NATURAL GAS - NEW YORK MERCANTILE EXCHANGE                                   Code-023651
Commitments of Traders with Delta-adjusted Options and Futures Combined, October 30, 2007                
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                        (10,000 MMBTU'S)                                    :
     :          :                                                                            :
All  : 1,180,575:    60,864    145,107    492,472    558,002    503,796  1,111,338  1,141,375:    69,236     39,199
Old  : 1,180,575:    60,864    145,107    492,472    558,002    503,796  1,111,338  1,141,375:    69,236     39,199
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: October 23, 2007                     :
     :   -34,253:   -17,792      1,105    -13,826      2,128    -21,652    -29,490    -34,373:    -4,763        120
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       5.2       12.3       41.7       47.3       42.7       94.1       96.7:       5.9        3.3
Old  :     100.0:       5.2       12.3       41.7       47.3       42.7       94.1       96.7:       5.9        3.3
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  :       212:        55         69         88         81         72        193        177:
Old  :       212:        55         69         88         81         72        193        177:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 36.2       33.8       48.9       51.3        8.4        9.8       11.1       12.5
Old  :                 36.2       33.8       48.9       51.3        8.4        9.8       11.1       12.5
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                        MICHCON BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                               Code-02365A
Commitments of Traders with Delta-adjusted Options and Futures Combined, October 30, 2007                
-------------------------------------------------------------------------------------------------------------------
     :   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  :   110,180:       143     12,304      1,731     97,242     82,542     99,116     96,577:    11,064     13,603
Old  :   110,180:       143     12,304      1,731     97,242     82,542     99,116     96,577:    11,064     13,603
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: October 23, 2007                     :
     :     7,525:      -669       -359        -95     10,513      9,601      9,749      9,147:    -2,224     -1,622
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.1       11.2        1.6       88.3       74.9       90.0       87.7:      10.0       12.3
Old  :     100.0:       0.1       11.2        1.6       88.3       74.9       90.0       87.7:      10.0       12.3
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        30:         1          3          2         23         18         25         22:
Old  :        30:         1          3          2         23         18         25         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  :                 52.3       55.4       71.6       70.8       51.0       54.7       69.7       68.2
Old  :                 52.3       55.4       71.6       70.8       51.0       54.7       69.7       68.2
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                        PERMIAN BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                               Code-02365B
Commitments of Traders with Delta-adjusted Options and Futures Combined, October 30, 2007                
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                        (2,500 MMBTU'S)                                     :
     :          :                                                                            :
All  :    81,786:         0      7,926      4,908     71,045     59,193     75,953     72,027:     5,833      9,759
Old  :    81,786:         0      7,926      4,908     71,045     59,193     75,953     72,027:     5,833      9,759
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: October 23, 2007                     :
     :       892:         0     -2,128      1,478       -435      5,181      1,043      4,531:      -151     -3,639
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.0        9.7        6.0       86.9       72.4       92.9       88.1:       7.1       11.9
Old  :     100.0:       0.0        9.7        6.0       86.9       72.4       92.9       88.1:       7.1       11.9
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        31:         0          2          1         28         22         29         24:
Old  :        31:         0          2          1         28         22         29         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  :                 44.3       32.4       70.1       54.2       42.8       30.6       63.3       49.0
Old  :                 44.3       32.4       70.1       54.2       42.8       30.6       63.3       49.0
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                          M-3 BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                                 Code-02365C
Commitments of Traders with Delta-adjusted Options and Futures Combined, October 30, 2007                
-------------------------------------------------------------------------------------------------------------------
     :   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  :   148,836:    21,181      3,338      3,010    114,711    134,699    138,902    141,047:     9,934      7,789
Old  :   148,836:    21,181      3,338      3,010    114,711    134,699    138,902    141,047:     9,934      7,789
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: October 23, 2007                     :
     :       637:     1,577        118          0       -453      3,806      1,124      3,924:      -487     -3,287
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      14.2        2.2        2.0       77.1       90.5       93.3       94.8:       6.7        5.2
Old  :     100.0:      14.2        2.2        2.0       77.1       90.5       93.3       94.8:       6.7        5.2
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        46:         3          3          2         34         31         38         35:
Old  :        46:         3          3          2         34         31         38         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  :                 47.7       43.6       62.7       61.9       44.6       43.0       55.1       57.8
Old  :                 47.7       43.6       62.7       61.9       44.6       43.0       55.1       57.8
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                          TCO BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                                 Code-02365D
Commitments of Traders with Delta-adjusted Options and Futures Combined, October 30, 2007                
-------------------------------------------------------------------------------------------------------------------
     :   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  :   111,732:    14,028     10,669      3,804     83,025     87,524    100,857    101,997:    10,875      9,735
Old  :   111,732:    14,028     10,669      3,804     83,025     87,524    100,857    101,997:    10,875      9,735
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: October 23, 2007                     :
     :       680:         0        342          0     -1,456      1,304     -1,456      1,646:     2,136       -966
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      12.6        9.5        3.4       74.3       78.3       90.3       91.3:       9.7        8.7
Old  :     100.0:      12.6        9.5        3.4       74.3       78.3       90.3       91.3:       9.7        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  :        31:         2          2          2         19         21         23         23:
Old  :        31:         2          2          2         19         21         23         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  :                 34.1       57.3       59.6       76.8       33.2       49.1       55.6       64.0
Old  :                 34.1       57.3       59.6       76.8       33.2       49.1       55.6       64.0
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                         MALIN BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                                Code-02365E
Commitments of Traders with Delta-adjusted Options and Futures Combined, October 30, 2007                
-------------------------------------------------------------------------------------------------------------------
     :   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  :    59,582:    14,919        768      2,815     34,411     50,243     52,145     53,826:     7,437      5,756
Old  :    59,582:    14,919        768      2,815     34,411     50,243     52,145     53,826:     7,437      5,756
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: October 23, 2007                     :
     :     1,472:       252          0        436        692      2,013      1,380      2,449:        92       -977
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      25.0        1.3        4.7       57.8       84.3       87.5       90.3:      12.5        9.7
Old  :     100.0:      25.0        1.3        4.7       57.8       84.3       87.5       90.3:      12.5        9.7
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        23:         4          1          3         12         15         17         18:
Old  :        23:         4          1          3         12         15         17         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  :                 61.7       59.2       77.8       73.5       57.8       55.0       66.0       64.6
Old  :                 61.7       59.2       77.8       73.5       57.8       55.0       66.0       64.6
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                     PG&E CITYGATE BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                            Code-02365F
Commitments of Traders with Delta-adjusted Options and Futures Combined, October 30, 2007                
-------------------------------------------------------------------------------------------------------------------
     :   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  :    60,209:     8,986          0      3,073     40,800     48,601     52,859     51,674:     7,350      8,535
Old  :    60,209:     8,986          0      3,073     40,800     48,601     52,859     51,674:     7,350      8,535
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: October 23, 2007                     :
     :        90:      -155       -174       -217      1,284        538        912        147:      -822        -57
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      14.9        0.0        5.1       67.8       80.7       87.8       85.8:      12.2       14.2
Old  :     100.0:      14.9        0.0        5.1       67.8       80.7       87.8       85.8:      12.2       14.2
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        27:         2          0          1         18         23         20         24:
Old  :        27:         2          0          1         18         23         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  :                 54.1       31.8       76.7       51.0       45.6       31.3       62.8       48.2
Old  :                 54.1       31.8       76.7       51.0       45.6       31.3       62.8       48.2
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                      NGPL TEXOK BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                              Code-02365G
Commitments of Traders with Delta-adjusted Options and Futures Combined, October 30, 2007                
-------------------------------------------------------------------------------------------------------------------
     :   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  :    89,441:     4,051      3,054      4,821     73,525     72,436     82,397     80,311:     7,044      9,130
Old  :    89,441:     4,051      3,054      4,821     73,525     72,436     82,397     80,311:     7,044      9,130
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: October 23, 2007                     :
     :       -61:      -512     -1,152      1,149       -818        202       -181        199:       120       -260
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       4.5        3.4        5.4       82.2       81.0       92.1       89.8:       7.9       10.2
Old  :     100.0:       4.5        3.4        5.4       82.2       81.0       92.1       89.8:       7.9       10.2
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  :        44:         2          2          4         26         31         30         35:
Old  :        44:         2          2          4         26         31         30         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  :                 46.1       24.1       65.7       40.6       40.3       23.1       57.4       36.8
Old  :                 46.1       24.1       65.7       40.6       40.3       23.1       57.4       36.8
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                     NGPL MID-CON BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                             Code-02365K
Commitments of Traders with Delta-adjusted Options and Futures Combined, October 30, 2007                
-------------------------------------------------------------------------------------------------------------------
     :   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  :   100,759:     4,962          0      3,181     75,581     89,481     83,724     92,662:    17,035      8,097
Old  :   100,759:     4,962          0      3,181     75,581     89,481     83,724     92,662:    17,035      8,097
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: October 23, 2007                     :
     :     2,216:       -12     -1,424        539      2,479      2,928      3,006      2,043:      -790        173
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       4.9        0.0        3.2       75.0       88.8       83.1       92.0:      16.9        8.0
Old  :     100.0:       4.9        0.0        3.2       75.0       88.8       83.1       92.0:      16.9        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  :        35:         3          0          2         22         24         25         26:
Old  :        35:         3          0          2         22         24         25         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  :                 42.1       44.0       62.6       65.8       39.0       41.5       56.8       61.3
Old  :                 42.1       44.0       62.6       65.8       39.0       41.5       56.8       61.3
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                        DEMARC BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                                Code-02365L
Commitments of Traders with Delta-adjusted Options and Futures Combined, October 30, 2007                
-------------------------------------------------------------------------------------------------------------------
     :   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  :    55,102:    12,006        420      5,425     33,352     40,774     50,783     46,619:     4,319      8,483
Old  :    55,102:    12,006        420      5,425     33,352     40,774     50,783     46,619:     4,319      8,483
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: October 23, 2007                     :
     :       686:    -1,467       -930      1,056      1,550      1,297      1,139      1,423:      -453       -737
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      21.8        0.8        9.8       60.5       74.0       92.2       84.6:       7.8       15.4
Old  :     100.0:      21.8        0.8        9.8       60.5       74.0       92.2       84.6:       7.8       15.4
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  :        27:         4          1          3         19         15         23         19:
Old  :        27:         4          1          3         19         15         23         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  :                 38.3       44.3       63.5       66.8       32.5       40.1       45.5       53.5
Old  :                 38.3       44.3       63.5       66.8       32.5       40.1       45.5       53.5
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                        VENTURA BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                               Code-02365M
Commitments of Traders with Delta-adjusted Options and Futures Combined, October 30, 2007                
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                        (2,500 MMBTU'S)                                     :
     :          :                                                                            :
All  :    73,468:     8,545      8,851      5,439     54,504     49,718     68,488     64,008:     4,980      9,460
Old  :    73,468:     8,545      8,851      5,439     54,504     49,718     68,488     64,008:     4,980      9,460
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: October 23, 2007                     :
     :       220:       530      1,720       -224       -140     -1,276        166        220:        54          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      11.6       12.0        7.4       74.2       67.7       93.2       87.1:       6.8       12.9
Old  :     100.0:      11.6       12.0        7.4       74.2       67.7       93.2       87.1:       6.8       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  :        24:         4          1          5         15         15         20         20:
Old  :        24:         4          1          5         15         15         20         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  :                 53.8       38.3       74.2       60.2       47.3       32.6       65.0       51.4
Old  :                 53.8       38.3       74.2       60.2       47.3       32.6       65.0       51.4
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                       DOMINION BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                               Code-02365N
Commitments of Traders with Delta-adjusted Options and Futures Combined, October 30, 2007                
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                        (2,500 MMBTU'S)                                     :
     :          :                                                                            :
All  :    90,234:    26,148      4,056      1,448     58,803     81,393     86,399     86,897:     3,835      3,337
Old  :    90,234:    26,148      4,056      1,448     58,803     81,393     86,399     86,897:     3,835      3,337
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: October 23, 2007                     :
     :     2,726:     3,170       -488        116        379      2,726      3,665      2,354:      -939        372
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      29.0        4.5        1.6       65.2       90.2       95.7       96.3:       4.3        3.7
Old  :     100.0:      29.0        4.5        1.6       65.2       90.2       95.7       96.3:       4.3        3.7
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        37:         2          1          2         27         30         30         32:
Old  :        37:         2          1          2         27         30         30         32:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 56.2       38.4       72.3       58.1       45.6       31.4       56.3       47.1
Old  :                 56.2       38.4       72.3       58.1       45.6       31.4       56.3       47.1
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                         WAHA BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                                 Code-02365O
Commitments of Traders with Delta-adjusted Options and Futures Combined, October 30, 2007                
-------------------------------------------------------------------------------------------------------------------
     :   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  :   126,612:     8,826      2,555      8,108     98,493    102,567    115,427    113,230:    11,185     13,382
Old  :   126,612:     8,826      2,555      8,108     98,493    102,567    115,427    113,230:    11,185     13,382
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: October 23, 2007                     :
     :       165:    -3,444       -154        325      3,742       -184        623        -13:      -458        178
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       7.0        2.0        6.4       77.8       81.0       91.2       89.4:       8.8       10.6
Old  :     100.0:       7.0        2.0        6.4       77.8       81.0       91.2       89.4:       8.8       10.6
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          1          2         25         29         28         31:
Old  :        38:         2          1          2         25         29         28         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  :                 41.7       31.6       63.2       50.7       33.8       29.7       53.9       46.6
Old  :                 41.7       31.6       63.2       50.7       33.8       29.7       53.9       46.6
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                          CIG BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                                 Code-02365P
Commitments of Traders with Delta-adjusted Options and Futures Combined, October 30, 2007                
-------------------------------------------------------------------------------------------------------------------
     :   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  :    49,334:       777          0      1,768     38,010     39,326     40,555     41,094:     8,779      8,240
Old  :    49,334:       777          0      1,768     38,010     39,326     40,555     41,094:     8,779      8,240
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: October 23, 2007                     :
     :       225:       777     -1,015       -489        -15      1,819        273        315:       -48        -90
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       1.6        0.0        3.6       77.0       79.7       82.2       83.3:      17.8       16.7
Old  :     100.0:       1.6        0.0        3.6       77.0       79.7       82.2       83.3:      17.8       16.7
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:         1          0          1         16         19         17         20:
Old  :        26:         1          0          1         16         19         17         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  :                 53.1       37.2       72.1       61.1       51.4       37.2       64.4       58.9
Old  :                 53.1       37.2       72.1       61.1       51.4       37.2       64.4       58.9
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                       HENRY HUB INDEX SWAP - NEW YORK MERCANTILE EXCHANGE                              Code-023A09
Commitments of Traders with Delta-adjusted Options and Futures Combined, October 30, 2007                
-------------------------------------------------------------------------------------------------------------------
     :   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  :    27,958:     7,400      1,500        180     19,470     24,634     27,050     26,314:       908      1,644
Old  :    27,958:     7,400      1,500        180     19,470     24,634     27,050     26,314:       908      1,644
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: October 23, 2007                     :
     :         .:         .          .          .          .          .          .          .:         .          .
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      26.5        5.4        0.6       69.6       88.1       96.8       94.1:       3.2        5.9
Old  :     100.0:      26.5        5.4        0.6       69.6       88.1       96.8       94.1:       3.2        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  :        26:         3          2          1         12         14         16         16:
Old  :        26:         3          2          1         12         14         16         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  :                 66.7       65.1       82.6       79.7       52.0       52.9       66.4       64.5
Old  :                 66.7       65.1       82.6       79.7       52.0       52.9       66.4       64.5
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                  HOUSTON SHP CHANNEL INDEX SWAP - NEW YORK MERCANTILE EXCHANGE                         Code-023A10
Commitments of Traders with Delta-adjusted Options and Futures Combined, October 30, 2007                
-------------------------------------------------------------------------------------------------------------------
     :   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  :    17,480:       930        390          0     16,188     16,366     17,118     16,756:       362        724
Old  :    17,480:       930        390          0     16,188     16,366     17,118     16,756:       362        724
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: October 23, 2007                     :
     :         .:         .          .          .          .          .          .          .:         .          .
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       5.3        2.2        0.0       92.6       93.6       97.9       95.9:       2.1        4.1
Old  :     100.0:       5.3        2.2        0.0       92.6       93.6       97.9       95.9:       2.1        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  :        20:         2          1          0         12         11         14         12:
Old  :        20:         2          1          0         12         11         14         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  :                 75.3       82.2       88.2       92.0       73.3       81.2       86.2       88.6
Old  :                 75.3       82.2       88.2       92.0       73.3       81.2       86.2       88.6
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                        ALBERTA BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                               Code-035650
Commitments of Traders with Delta-adjusted Options and Futures Combined, October 30, 2007                
-------------------------------------------------------------------------------------------------------------------
     :   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  :   138,531:       517     15,284     21,232    104,661     94,017    126,410    130,533:    12,121      7,998
Old  :   138,531:       517     15,284     21,232    104,661     94,017    126,410    130,533:    12,121      7,998
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: October 23, 2007                     :
     :       965:      -248        325          2      2,458      1,002      2,212      1,329:    -1,247       -364
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.4       11.0       15.3       75.6       67.9       91.3       94.2:       8.7        5.8
Old  :     100.0:       0.4       11.0       15.3       75.6       67.9       91.3       94.2:       8.7        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  :        41:         2          5          7         33         26         40         33:
Old  :        41:         2          5          7         33         26         40         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  :                 26.0       38.5       44.5       61.3       23.5       32.7       34.5       44.5
Old  :                 26.0       38.5       44.5       61.3       23.5       32.7       34.5       44.5
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                        CHICAGO BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                               Code-035651
Commitments of Traders with Delta-adjusted Options and Futures Combined, October 30, 2007                
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                        (2,500 MMBTU'S)                                     :
     :          :                                                                            :
All  :    97,101:       424      2,686      6,929     81,137     74,000     88,490     83,615:     8,611     13,486
Old  :    97,101:       424      2,686      6,929     81,137     74,000     88,490     83,615:     8,611     13,486
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: October 23, 2007                     :
     :     2,618:       412     -3,461      2,019       -112      4,890      2,319      3,448:       299       -830
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.4        2.8        7.1       83.6       76.2       91.1       86.1:       8.9       13.9
Old  :     100.0:       0.4        2.8        7.1       83.6       76.2       91.1       86.1:       8.9       13.9
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        33:         2          2          3         22         23         25         27:
Old  :        33:         2          2          3         22         23         25         27:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 57.7       43.1       72.0       62.3       52.0       42.0       61.4       56.1
Old  :                 57.7       43.1       72.0       62.3       52.0       42.0       61.4       56.1
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                       HENRY HUB BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                              Code-035652
Commitments of Traders with Delta-adjusted Options and Futures Combined, October 30, 2007                
-------------------------------------------------------------------------------------------------------------------
     :   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  :    58,437:    10,200      1,020        180     47,025     52,945     57,405     54,145:     1,032      4,292
Old  :    58,437:    10,200      1,020        180     47,025     52,945     57,405     54,145:     1,032      4,292
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: October 23, 2007                     :
     :     3,548:     1,800       -180        180      2,436      3,382      4,416      3,382:      -868        166
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      17.5        1.7        0.3       80.5       90.6       98.2       92.7:       1.8        7.3
Old  :     100.0:      17.5        1.7        0.3       80.5       90.6       98.2       92.7:       1.8        7.3
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        30:         4          1          1         15         19         20         20:
Old  :        30:         4          1          1         15         19         20         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  :                 62.0       46.9       82.5       76.4       52.9       44.9       67.8       63.2
Old  :                 62.0       46.9       82.5       76.4       52.9       44.9       67.8       63.2
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                    HOUSTON SHIP CH BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                           Code-035653
Commitments of Traders with Delta-adjusted Options and Futures Combined, October 30, 2007                
-------------------------------------------------------------------------------------------------------------------
     :   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  :   258,832:    10,398        779      6,518    232,849    239,668    249,765    246,965:     9,067     11,867
Old  :   258,832:    10,398        779      6,518    232,849    239,668    249,765    246,965:     9,067     11,867
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: October 23, 2007                     :
     :     2,777:      -205        777        110      7,086      2,222      6,991      3,109:    -4,214       -332
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       4.0        0.3        2.5       90.0       92.6       96.5       95.4:       3.5        4.6
Old  :     100.0:       4.0        0.3        2.5       90.0       92.6       96.5       95.4:       3.5        4.6
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        66:         6          2          7         51         44         59         51:
Old  :        66:         6          2          7         51         44         59         51:
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  :                 34.4       55.5       50.2       66.5       28.7       51.3       41.9       57.5
Old  :                 34.4       55.5       50.2       66.5       28.7       51.3       41.9       57.5
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                    NW PIPE ROCKIES BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                           Code-035654
Commitments of Traders with Delta-adjusted Options and Futures Combined, October 30, 2007                
-------------------------------------------------------------------------------------------------------------------
     :   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  :   202,077:     8,050      5,941     11,230    170,284    178,702    189,564    195,873:    12,513      6,204
Old  :   202,077:     8,050      5,941     11,230    170,284    178,702    189,564    195,873:    12,513      6,204
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: October 23, 2007                     :
     :     4,172:       428      1,734       -251      3,859      2,375      4,036      3,858:       136        314
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       4.0        2.9        5.6       84.3       88.4       93.8       96.9:       6.2        3.1
Old  :     100.0:       4.0        2.9        5.6       84.3       88.4       93.8       96.9:       6.2        3.1
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  :        47:         2          4          4         37         34         42         39:
Old  :        47:         2          4          4         37         34         42         39:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 31.3       39.3       50.0       60.7       24.8       36.2       37.7       51.8
Old  :                 31.3       39.3       50.0       60.7       24.8       36.2       37.7       51.8
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                       PANHANDLE BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                              Code-035655
Commitments of Traders with Delta-adjusted Options and Futures Combined, October 30, 2007                
-------------------------------------------------------------------------------------------------------------------
     :   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  :   227,062:       368     13,044     14,387    196,404    191,755    211,159    219,186:    15,903      7,876
Old  :   227,062:       368     13,044     14,387    196,404    191,755    211,159    219,186:    15,903      7,876
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: October 23, 2007                     :
     :     2,056:      -219       -731     -1,791      5,805      7,090      3,795      4,568:    -1,739     -2,512
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.2        5.7        6.3       86.5       84.5       93.0       96.5:       7.0        3.5
Old  :     100.0:       0.2        5.7        6.3       86.5       84.5       93.0       96.5:       7.0        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  :        56:         1          6          5         47         41         53         47:
Old  :        56:         1          6          5         47         41         53         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       52.8       54.0       36.9       28.2       48.5       44.4
Old  :                 37.8       32.7       52.8       54.0       36.9       28.2       48.5       44.4
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 with Delta-adjusted Options and Futures Combined, October 30, 2007                
-------------------------------------------------------------------------------------------------------------------
     :   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  :    50,216:         0      1,881      1,869     39,339     36,573     41,208     40,323:     9,008      9,893
Old  :    50,216:         0      1,881      1,869     39,339     36,573     41,208     40,323:     9,008      9,893
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: October 23, 2007                     :
     :        39:         0       -550        215       -218     -1,758         -3     -2,093:        42      2,132
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.0        3.7        3.7       78.3       72.8       82.1       80.3:      17.9       19.7
Old  :     100.0:       0.0        3.7        3.7       78.3       72.8       82.1       80.3:      17.9       19.7
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:         0          2          1         19         19         20         21:
Old  :        26:         0          2          1         19         19         20         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  :                 31.9       32.9       50.4       54.4       29.0       27.0       44.6       39.4
Old  :                 31.9       32.9       50.4       54.4       29.0       27.0       44.6       39.4
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                         SOCAL BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                                Code-035657
Commitments of Traders with Delta-adjusted Options and Futures Combined, October 30, 2007                
-------------------------------------------------------------------------------------------------------------------
     :   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  :   213,524:    23,924     13,287     12,813    158,744    166,360    195,481    192,460:    18,043     21,064
Old  :   213,524:    23,924     13,287     12,813    158,744    166,360    195,481    192,460:    18,043     21,064
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: October 23, 2007                     :
     :     2,314:        60      3,226     -1,039      1,963        157        984      2,344:     1,330        -30
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      11.2        6.2        6.0       74.3       77.9       91.5       90.1:       8.5        9.9
Old  :     100.0:      11.2        6.2        6.0       74.3       77.9       91.5       90.1:       8.5        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  :        45:         4          2          6         37         36         43         42:
Old  :        45:         4          2          6         37         36         43         42:
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       29.1       47.0       46.9       23.6       24.4       33.2       36.7
Old  :                 32.5       29.1       47.0       46.9       23.6       24.4       33.2       36.7
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                    TRANSCO ZONE 6 BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                            Code-035658
Commitments of Traders with Delta-adjusted Options and Futures Combined, October 30, 2007                
-------------------------------------------------------------------------------------------------------------------
     :   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  :    80,843:     5,113      3,858      9,471     60,284     58,376     74,868     71,705:     5,975      9,138
Old  :    80,843:     5,113      3,858      9,471     60,284     58,376     74,868     71,705:     5,975      9,138
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: October 23, 2007                     :
     :      -881:         0       -961        748     -1,436     -2,569       -688     -2,782:      -193      1,901
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       6.3        4.8       11.7       74.6       72.2       92.6       88.7:       7.4       11.3
Old  :     100.0:       6.3        4.8       11.7       74.6       72.2       92.6       88.7:       7.4       11.3
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  :        37:         2          5          4         25         27         30         33:
Old  :        37:         2          5          4         25         27         30         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  :                 34.2       34.3       55.8       51.8       26.7       25.8       44.0       36.6
Old  :                 34.2       34.3       55.8       51.8       26.7       25.8       44.0       36.6
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 with Delta-adjusted Options and Futures Combined, October 30, 2007                
-------------------------------------------------------------------------------------------------------------------
     :   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  : 2,687,046:   440,296    136,536    846,285  1,372,343  1,688,282  2,658,924  2,671,103:    28,122     15,943
Old  : 2,687,046:   440,296    136,536    846,285  1,372,343  1,688,282  2,658,924  2,671,103:    28,122     15,943
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: October 23, 2007                     :
     :   -75,730:    30,941    -31,135    -21,321    -86,302    -20,877    -76,682    -73,333:       952     -2,397
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      16.4        5.1       31.5       51.1       62.8       99.0       99.4:       1.0        0.6
Old  :     100.0:      16.4        5.1       31.5       51.1       62.8       99.0       99.4:       1.0        0.6
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  :       153:        28         20         42         99         90        145        135:
Old  :       153:        28         20         42         99         90        145        135:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 36.2       40.7       49.3       55.9       14.4       23.6       19.2       27.4
Old  :                 36.2       40.7       49.3       55.9       14.4       23.6       19.2       27.4
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                  HENRY HUB PENULTIMATE GAS SWAP - NEW YORK MERCANTILE EXCHANGE                         Code-03565C
Commitments of Traders with Delta-adjusted Options and Futures Combined, October 30, 2007                
-------------------------------------------------------------------------------------------------------------------
     :   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  :   880,707:    83,324    184,847    203,337    590,672    489,490    877,333    877,674:     3,374      3,033
Old  :   880,707:    83,324    184,847    203,337    590,672    489,490    877,333    877,674:     3,374      3,033
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: October 23, 2007                     :
     :   -61,331:    -7,131    -11,204    -28,586    -25,299    -21,482    -61,016    -61,272:      -315        -59
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       9.5       21.0       23.1       67.1       55.6       99.6       99.7:       0.4        0.3
Old  :     100.0:       9.5       21.0       23.1       67.1       55.6       99.6       99.7:       0.4        0.3
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        86:        20         22         34         42         42         78         82:
Old  :        86:        20         22         34         42         42         78         82:
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  :                 42.9       32.2       61.3       52.3       32.2       24.3       39.5       33.4
Old  :                 42.9       32.2       61.3       52.3       32.2       24.3       39.5       33.4
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                     PJM ELECTRICITY MONTHLY - NEW YORK MERCANTILE EXCHANGE                             Code-064657
Commitments of Traders with Delta-adjusted Options and Futures Combined, October 30, 2007                
-------------------------------------------------------------------------------------------------------------------
     :   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  :    97,531:     1,452        580      5,947     88,808     89,350     96,206     95,876:     1,325      1,655
Old  :    97,531:     1,452        580      5,947     88,808     89,350     96,206     95,876:     1,325      1,655
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: October 23, 2007                     :
     :    -3,868:      -643        -93         48     -3,499     -4,428     -4,094     -4,472:       226        604
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       1.5        0.6        6.1       91.1       91.6       98.6       98.3:       1.4        1.7
Old  :     100.0:       1.5        0.6        6.1       91.1       91.6       98.6       98.3:       1.4        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  :        44:         7          3          9         30         28         40         37:
Old  :        44:         7          3          9         30         28         40         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  :                 48.1       41.4       69.2       64.3       13.1       15.8       20.8       21.7
Old  :                 48.1       41.4       69.2       64.3       13.1       15.8       20.8       21.7
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                      NYISO ZONE A LBMP SWAP - NEW YORK MERCANTILE EXCHANGE                             Code-06465A
Commitments of Traders with Delta-adjusted Options and Futures Combined, October 30, 2007                
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :               (CONTRACTS 0F 400 MEGAWATT HOURS)                            :
     :          :                                                                            :
All  :    15,363:     1,280         45        512     13,443     14,742     15,235     15,299:       128         64
Old  :    15,363:     1,280         45        512     13,443     14,742     15,235     15,299:       128         64
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: October 23, 2007                     :
     :        44:         0          0          0         44         44         44         44:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       8.3        0.3        3.3       87.5       96.0       99.2       99.6:       0.8        0.4
Old  :     100.0:       8.3        0.3        3.3       87.5       96.0       99.2       99.6:       0.8        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  :        27:         1          1          2         12         20         14         22:
Old  :        27:         1          1          2         12         20         14         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  :                 70.4       77.9       90.7       88.7       53.2       62.8       67.9       66.8
Old  :                 70.4       77.9       90.7       88.7       53.2       62.8       67.9       66.8
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                     ISO NEW ENGLAND LMP SWAP - NEW YORK MERCANTILE EXCHANGE                            Code-06465H
Commitments of Traders with Delta-adjusted Options and Futures Combined, October 30, 2007                
-------------------------------------------------------------------------------------------------------------------
     :   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  :    32,729:     5,216        120        550     26,449     31,996     32,215     32,666:       514         63
Old  :    32,729:     5,216        120        550     26,449     31,996     32,215     32,666:       514         63
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: October 23, 2007                     :
     :       790:       -21          0        -48        859        858        790        810:        -0        -20
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      15.9        0.4        1.7       80.8       97.8       98.4       99.8:       1.6        0.2
Old  :     100.0:      15.9        0.4        1.7       80.8       97.8       98.4       99.8:       1.6        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  :        29:         2          1          2         21         22         23         25:
Old  :        29:         2          1          2         21         22         23         25:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 62.8       65.4       82.0       83.2       27.4       25.1       34.1       31.1
Old  :                 62.8       65.4       82.0       83.2       27.4       25.1       34.1       31.1
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                   NORTH ILL CAL MONTH LMP SWAP - NEW YORK MERCANTILE EXCHANGE                          Code-06465I
Commitments of Traders with Delta-adjusted Options and Futures Combined, October 30, 2007                
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :---------------------------------------