NY RES FUEL 1.0% SULFUR SWAP - NEW YORK MERCANTILE EXCHANGE                                             Code-02165B
Commitments of Traders with Delta-adjusted Options and Futures Combined, April 25, 2006                  
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : (CONTRACTS OF 1,000 BARRELS)                                               :
     :          :                                                                            :
All  :     6,063:     1,080      1,190         25      4,668      4,482      5,773      5,697:       290        366
Old  :     6,063:     1,080      1,190         25      4,668      4,482      5,773      5,697:       290        366
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 18, 2006                       :
     :         0:         0       -300          0          0        243          0        -57:         0         57
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      17.8       19.6        0.4       77.0       73.9       95.2       94.0:       4.8        6.0
Old  :     100.0:      17.8       19.6        0.4       77.0       73.9       95.2       94.0:       4.8        6.0
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        29:         1          4          1         17         17         19         21:
Old  :        29:         1          4          1         17         17         19         21:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 64.7       47.5       82.6       67.6       57.4       39.7       66.9       58.0
Old  :                 64.7       47.5       82.6       67.6       57.4       39.7       66.9       58.0
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, April 25, 2006                  
-------------------------------------------------------------------------------------------------------------------
     :   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  :   200,690:    32,304     18,393     40,125     94,155    112,985    166,584    171,504:    34,106     29,186
Old  :   200,690:    32,304     18,393     40,125     94,155    112,985    166,584    171,504:    34,106     29,186
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 18, 2006                       :
     :    -3,458:     3,588       -209     -4,524     -5,206       -796     -6,142     -5,529:     2,683      2,070
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      16.1        9.2       20.0       46.9       56.3       83.0       85.5:      17.0       14.5
Old  :     100.0:      16.1        9.2       20.0       46.9       56.3       83.0       85.5:      17.0       14.5
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  :       141:        34         37         39         60         59        123        108:
Old  :       141:        34         37         39         60         59        123        108:
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  :                 19.5       25.1       30.6       35.2       14.1       16.8       23.3       21.4
Old  :                 19.5       25.1       30.6       35.2       14.1       16.8       23.3       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, April 25, 2006                  
-------------------------------------------------------------------------------------------------------------------
     :   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  : 1,028,336:    60,135     76,415    486,751    397,616    427,320    944,502    990,486:    83,835     37,851
Old  : 1,028,336:    60,135     76,415    486,751    397,616    427,320    944,502    990,486:    83,835     37,851
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 18, 2006                       :
     :   -18,822:     5,723     -8,935    -19,341     -1,959      6,253    -15,577    -22,023:    -3,245      3,202
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       5.8        7.4       47.3       38.7       41.6       91.8       96.3:       8.2        3.7
Old  :     100.0:       5.8        7.4       47.3       38.7       41.6       91.8       96.3:       8.2        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  :       222:        62         60         89         93         82        206        185:
Old  :       222:        62         60         89         93         82        206        185:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 29.5       30.8       42.2       44.6        5.3        4.9        7.4        8.1
Old  :                 29.5       30.8       42.2       44.6        5.3        4.9        7.4        8.1
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
MICHCON BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                                                       Code-02365A
Commitments of Traders with Delta-adjusted Options and Futures Combined, April 25, 2006                  
-------------------------------------------------------------------------------------------------------------------
     :   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  :    63,032:         0     11,752      2,021     56,239     43,483     58,260     57,256:     4,772      5,776
Old  :    63,032:         0     11,752      2,021     56,239     43,483     58,260     57,256:     4,772      5,776
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 18, 2006                       :
     :     8,960:      -170     11,752       -340     10,266     -2,028      9,756      9,384:      -796       -424
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.0       18.6        3.2       89.2       69.0       92.4       90.8:       7.6        9.2
Old  :     100.0:       0.0       18.6        3.2       89.2       69.0       92.4       90.8:       7.6        9.2
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        24:         0          2          1         18         18         19         20:
Old  :        24:         0          2          1         18         18         19         20:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 46.3       58.8       68.9       77.6       41.9       55.1       62.0       68.6
Old  :                 46.3       58.8       68.9       77.6       41.9       55.1       62.0       68.6
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
PERMIAN BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                                                       Code-02365B
Commitments of Traders with Delta-adjusted Options and Futures Combined, April 25, 2006                  
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : (2,500 MMBTU'S)                                                            :
     :          :                                                                            :
All  :    71,067:     7,562      2,500      3,974     51,665     58,098     63,201     64,572:     7,866      6,495
Old  :    71,067:     7,562      2,500      3,974     51,665     58,098     63,201     64,572:     7,866      6,495
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 18, 2006                       :
     :     4,420:       541          0      1,448      2,129      3,375      4,118      4,823:       302       -403
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      10.6        3.5        5.6       72.7       81.8       88.9       90.9:      11.1        9.1
Old  :     100.0:      10.6        3.5        5.6       72.7       81.8       88.9       90.9:      11.1        9.1
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  :        31:         3          1          3         22         19         26         22:
Old  :        31:         3          1          3         22         19         26         22:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 36.6       38.5       56.9       58.3       34.6       32.0       46.2       46.6
Old  :                 36.6       38.5       56.9       58.3       34.6       32.0       46.2       46.6
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, April 25, 2006                  
-------------------------------------------------------------------------------------------------------------------
     :   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  :   122,090:     1,984        439        920    107,075    110,076    109,979    111,435:    12,111     10,655
Old  :   122,090:     1,984        439        920    107,075    110,076    109,979    111,435:    12,111     10,655
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 18, 2006                       :
     :    -1,102:         0          0          0     -1,222     -1,558     -1,222     -1,558:       120        456
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       1.6        0.4        0.8       87.7       90.2       90.1       91.3:       9.9        8.7
Old  :     100.0:       1.6        0.4        0.8       87.7       90.2       90.1       91.3:       9.9        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  :        32:         1          1          1         26         23         28         24:
Old  :        32:         1          1          1         26         23         28         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  :                 44.6       42.6       63.3       66.4       43.0       37.9       55.9       52.4
Old  :                 44.6       42.6       63.3       66.4       43.0       37.9       55.9       52.4
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, April 25, 2006                  
-------------------------------------------------------------------------------------------------------------------
     :   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  :    69,542:     6,420      1,658          0     55,172     60,078     61,592     61,736:     7,950      7,806
Old  :    69,542:     6,420      1,658          0     55,172     60,078     61,592     61,736:     7,950      7,806
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 18, 2006                       :
     :     5,587:     3,852          0          0      2,471      6,631      6,323      6,631:      -736     -1,044
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       9.2        2.4        0.0       79.3       86.4       88.6       88.8:      11.4       11.2
Old  :     100.0:       9.2        2.4        0.0       79.3       86.4       88.6       88.8:      11.4       11.2
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        29:         1          1          0         18         21         19         22:
Old  :        29:         1          1          0         18         21         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  :                 40.9       39.3       64.9       60.2       34.0       37.8       56.4       54.4
Old  :                 40.9       39.3       64.9       60.2       34.0       37.8       56.4       54.4
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, April 25, 2006                  
-------------------------------------------------------------------------------------------------------------------
     :   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  :    80,865:         0     12,089      1,203     76,811     61,942     78,014     75,234:     2,851      5,631
Old  :    80,865:         0     12,089      1,203     76,811     61,942     78,014     75,234:     2,851      5,631
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 18, 2006                       :
     :     1,893:         0     -1,070        871      1,095      3,100      1,966      2,901:       -73     -1,008
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.0       14.9        1.5       95.0       76.6       96.5       93.0:       3.5        7.0
Old  :     100.0:       0.0       14.9        1.5       95.0       76.6       96.5       93.0:       3.5        7.0
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        25:         0          4          2         20         17         22         21:
Old  :        25:         0          4          2         20         17         22         21:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 58.3       42.9       77.9       71.7       50.0       37.4       67.2       58.1
Old  :                 58.3       42.9       77.9       71.7       50.0       37.4       67.2       58.1
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, April 25, 2006                  
-------------------------------------------------------------------------------------------------------------------
     :   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  :    69,651:    10,721      9,043      3,939     47,524     50,124     62,184     63,106:     7,467      6,545
Old  :    69,651:    10,721      9,043      3,939     47,524     50,124     62,184     63,106:     7,467      6,545
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 18, 2006                       :
     :     1,231:    -2,159       -708      1,864      2,860       -693      2,565        463:    -1,334        768
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      15.4       13.0        5.7       68.2       72.0       89.3       90.6:      10.7        9.4
Old  :     100.0:      15.4       13.0        5.7       68.2       72.0       89.3       90.6:      10.7        9.4
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  :        28:         3          2          4         21         21         25         26:
Old  :        28:         3          2          4         21         21         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  :                 48.9       39.9       66.2       63.5       40.6       32.5       52.6       52.4
Old  :                 48.9       39.9       66.2       63.5       40.6       32.5       52.6       52.4
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
NGPL TEXOK BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                                                    Code-02365G
Commitments of Traders with Delta-adjusted Options and Futures Combined, April 25, 2006                  
-------------------------------------------------------------------------------------------------------------------
     :   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  :   107,257:         0      1,507      3,698     92,857     92,510     96,555     97,715:    10,702      9,542
Old  :   107,257:         0      1,507      3,698     92,857     92,510     96,555     97,715:    10,702      9,542
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 18, 2006                       :
     :      -226:      -374      1,507        353        635     -2,797        614       -937:      -840        711
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.0        1.4        3.4       86.6       86.3       90.0       91.1:      10.0        8.9
Old  :     100.0:       0.0        1.4        3.4       86.6       86.3       90.0       91.1:      10.0        8.9
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  :        35:         0          1          1         25         27         26         28:
Old  :        35:         0          1          1         25         27         26         28:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 40.9       38.4       57.7       57.2       32.2       33.5       44.3       46.3
Old  :                 40.9       38.4       57.7       57.2       32.2       33.5       44.3       46.3
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
SUMAS BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                                                         Code-02365J
Commitments of Traders with Delta-adjusted Options and Futures Combined, April 25, 2006                  
-------------------------------------------------------------------------------------------------------------------
     :   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  :    41,563:     3,545      1,665        591     29,826     33,626     33,962     35,882:     7,601      5,681
Old  :    41,563:     3,545      1,665        591     29,826     33,626     33,962     35,882:     7,601      5,681
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 18, 2006                       :
     :     1,295:      -124        494       -279      1,996      1,256      1,593      1,471:      -298       -176
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       8.5        4.0        1.4       71.8       80.9       81.7       86.3:      18.3       13.7
Old  :     100.0:       8.5        4.0        1.4       71.8       80.9       81.7       86.3:      18.3       13.7
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  :        20:         1          1          1         14         14         16         15:
Old  :        20:         1          1          1         14         14         16         15:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 42.1       49.2       66.1       71.2       39.3       45.4       56.1       61.1
Old  :                 42.1       49.2       66.1       71.2       39.3       45.4       56.1       61.1
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, April 25, 2006                  
-------------------------------------------------------------------------------------------------------------------
     :   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  :    93,584:     6,286          0      1,364     75,311     85,319     82,961     86,683:    10,623      6,901
Old  :    93,584:     6,286          0      1,364     75,311     85,319     82,961     86,683:    10,623      6,901
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 18, 2006                       :
     :     6,256:         0          0          0      5,652      7,712      5,652      7,712:       604     -1,456
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       6.7        0.0        1.5       80.5       91.2       88.6       92.6:      11.4        7.4
Old  :     100.0:       6.7        0.0        1.5       80.5       91.2       88.6       92.6:      11.4        7.4
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          0          1         22         23         23         24:
Old  :        27:         1          0          1         22         23         23         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  :                 37.0       43.5       62.7       61.7       26.8       25.8       42.5       39.7
Old  :                 37.0       43.5       62.7       61.7       26.8       25.8       42.5       39.7
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, April 25, 2006                  
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : (2,500 MMBTU'S)                                                            :
     :          :                                                                            :
All  :    70,793:         0      9,176      1,615     62,218     48,589     63,833     59,380:     6,960     11,413
Old  :    70,793:         0      9,176      1,615     62,218     48,589     63,833     59,380:     6,960     11,413
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 18, 2006                       :
     :     2,295:         0      1,914       -483      4,757        566      4,274      1,997:    -1,979        298
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.0       13.0        2.3       87.9       68.6       90.2       83.9:       9.8       16.1
Old  :     100.0:       0.0       13.0        2.3       87.9       68.6       90.2       83.9:       9.8       16.1
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  :        32:         0          2          1         25         21         26         23:
Old  :        32:         0          2          1         25         21         26         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  :                 41.7       30.7       62.0       53.8       37.4       28.9       51.6       48.5
Old  :                 41.7       30.7       62.0       53.8       37.4       28.9       51.6       48.5
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, April 25, 2006                  
-------------------------------------------------------------------------------------------------------------------
     :   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  :    58,895:         0      2,578      1,123     42,506     48,230     43,629     51,931:    15,266      6,964
Old  :    58,895:         0      2,578      1,123     42,506     48,230     43,629     51,931:    15,266      6,964
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 18, 2006                       :
     :         .:         .          .          .          .          .          .          .:         .          .
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.0        4.4        1.9       72.2       81.9       74.1       88.2:      25.9       11.8
Old  :     100.0:       0.0        4.4        1.9       72.2       81.9       74.1       88.2:      25.9       11.8
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        21:         0          1          1         13         18         14         19:
Old  :        21:         0          1          1         13         18         14         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  :                 54.4       45.6       66.7       69.7       52.3       45.3       61.5       64.8
Old  :                 54.4       45.6       66.7       69.7       52.3       45.3       61.5       64.8
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, April 25, 2006                  
-------------------------------------------------------------------------------------------------------------------
     :   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  :    63,030:       403      9,815          0     60,907     52,075     61,310     61,890:     1,720      1,140
Old  :    63,030:       403      9,815          0     60,907     52,075     61,310     61,890:     1,720      1,140
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 18, 2006                       :
     :     5,658:       -93         31          0      4,767      4,735      4,674      4,766:       984        892
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.6       15.6        0.0       96.6       82.6       97.3       98.2:       2.7        1.8
Old  :     100.0:       0.6       15.6        0.0       96.6       82.6       97.3       98.2:       2.7        1.8
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        37:         1          3          0         19         21         20         24:
Old  :        37:         1          3          0         19         21         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  :                 73.5       55.9       88.1       80.1       56.9       45.9       63.0       62.5
Old  :                 73.5       55.9       88.1       80.1       56.9       45.9       63.0       62.5
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, April 25, 2006                  
-------------------------------------------------------------------------------------------------------------------
     :   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  :   172,520:       588     21,677      3,719    158,785    142,454    163,092    167,850:     9,428      4,670
Old  :   172,520:       588     21,677      3,719    158,785    142,454    163,092    167,850:     9,428      4,670
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 18, 2006                       :
     :     2,661:         0        -84        320      2,628      2,970      2,948      3,206:      -287       -545
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.3       12.6        2.2       92.0       82.6       94.5       97.3:       5.5        2.7
Old  :     100.0:       0.3       12.6        2.2       92.0       82.6       94.5       97.3:       5.5        2.7
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        42:         1          3          3         35         31         38         35:
Old  :        42:         1          3          3         35         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  :                 36.8       35.0       54.0       55.4       32.4       32.9       42.3       46.4
Old  :                 36.8       35.0       54.0       55.4       32.4       32.9       42.3       46.4
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, April 25, 2006                  
-------------------------------------------------------------------------------------------------------------------
     :   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  :    86,861:     6,848          0      1,409     66,208     70,094     74,465     71,503:    12,396     15,358
Old  :    86,861:     6,848          0      1,409     66,208     70,094     74,465     71,503:    12,396     15,358
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 18, 2006                       :
     :     2,021:     2,471          0     -1,399        617      3,704      1,689      2,305:       332       -284
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       7.9        0.0        1.6       76.2       80.7       85.7       82.3:      14.3       17.7
Old  :     100.0:       7.9        0.0        1.6       76.2       80.7       85.7       82.3:      14.3       17.7
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        28:         2          0          1         17         19         19         20:
Old  :        28:         2          0          1         17         19         19         20:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 43.6       60.2       64.8       74.7       42.9       58.7       62.5       72.2
Old  :                 43.6       60.2       64.8       74.7       42.9       58.7       62.5       72.2
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
HENRY HUB BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                                                     Code-035652
Commitments of Traders with Delta-adjusted Options and Futures Combined, April 25, 2006                  
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : (2,500 MMBTU'S)                                                            :
     :          :                                                                            :
All  :    83,843:       403     13,007          0     81,997     68,543     82,400     81,550:     1,443      2,293
Old  :    83,843:       403     13,007          0     81,997     68,543     82,400     81,550:     1,443      2,293
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 18, 2006                       :
     :     2,525:       -93       -589          0      5,101      2,803      5,008      2,214:    -2,483        311
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.5       15.5        0.0       97.8       81.8       98.3       97.3:       1.7        2.7
Old  :     100.0:       0.5       15.5        0.0       97.8       81.8       98.3       97.3:       1.7        2.7
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        37:         1          3          0         22         21         23         24:
Old  :        37:         1          3          0         22         21         23         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  :                 73.5       55.9       84.1       77.8       69.8       53.5       78.6       73.4
Old  :                 73.5       55.9       84.1       77.8       69.8       53.5       78.6       73.4
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, April 25, 2006                  
-------------------------------------------------------------------------------------------------------------------
     :   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  :   242,267:    15,803        482      1,893    216,611    235,506    234,307    237,881:     7,960      4,386
Old  :   242,267:    15,803        482      1,893    216,611    235,506    234,307    237,881:     7,960      4,386
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 18, 2006                       :
     :     6,352:     1,837          0       -432      4,700      9,867      6,105      9,435:       247     -3,083
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       6.5        0.2        0.8       89.4       97.2       96.7       98.2:       3.3        1.8
Old  :     100.0:       6.5        0.2        0.8       89.4       97.2       96.7       98.2:       3.3        1.8
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        51:         4          1          4         38         40         43         45:
Old  :        51:         4          1          4         38         40         43         45:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 40.1       38.3       55.7       58.9       31.8       34.6       42.9       47.2
Old  :                 40.1       38.3       55.7       58.9       31.8       34.6       42.9       47.2
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
NW PIPE ROCKIES BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                                               Code-035654
Commitments of Traders with Delta-adjusted Options and Futures Combined, April 25, 2006                  
-------------------------------------------------------------------------------------------------------------------
     :   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  :   160,938:     8,669      6,834      9,805    136,055    138,216    154,529    154,855:     6,409      6,083
Old  :   160,938:     8,669      6,834      9,805    136,055    138,216    154,529    154,855:     6,409      6,083
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 18, 2006                       :
     :     8,209:     2,063      3,153        577      7,446      6,512     10,086     10,242:    -1,877     -2,033
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       5.4        4.2        6.1       84.5       85.9       96.0       96.2:       4.0        3.8
Old  :     100.0:       5.4        4.2        6.1       84.5       85.9       96.0       96.2:       4.0        3.8
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        47:         2          6          6         35         33         41         41:
Old  :        47:         2          6          6         35         33         41         41:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 34.6       50.9       49.4       66.1       30.3       46.2       42.3       57.1
Old  :                 34.6       50.9       49.4       66.1       30.3       46.2       42.3       57.1
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
PANHANDLE BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                                                     Code-035655
Commitments of Traders with Delta-adjusted Options and Futures Combined, April 25, 2006                  
-------------------------------------------------------------------------------------------------------------------
     :   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  :   149,965:         0     14,463      1,030    137,950    123,544    138,980    139,037:    10,985     10,928
Old  :   149,965:         0     14,463      1,030    137,950    123,544    138,980    139,037:    10,985     10,928
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 18, 2006                       :
     :     1,055:         0      4,409     -1,717      2,754     -1,216      1,037      1,476:        18       -421
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.0        9.6        0.7       92.0       82.4       92.7       92.7:       7.3        7.3
Old  :     100.0:       0.0        9.6        0.7       92.0       82.4       92.7       92.7:       7.3        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  :        44:         0          3          2         35         36         37         39:
Old  :        44:         0          3          2         35         36         37         39:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 42.3       48.5       59.2       61.7       41.5       42.6       53.0       52.3
Old  :                 42.3       48.5       59.2       61.7       41.5       42.6       53.0       52.3
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
SOCAL BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                                                         Code-035657
Commitments of Traders with Delta-adjusted Options and Futures Combined, April 25, 2006                  
-------------------------------------------------------------------------------------------------------------------
     :   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  :   190,877:    10,831     31,965     22,745    152,645    131,339    186,221    186,049:     4,656      4,828
Old  :   190,877:    10,831     31,965     22,745    152,645    131,339    186,221    186,049:     4,656      4,828
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 18, 2006                       :
     :    -2,077:     1,735       -898        148     -3,704         17     -1,821       -733:      -256     -1,344
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       5.7       16.7       11.9       80.0       68.8       97.6       97.5:       2.4        2.5
Old  :     100.0:       5.7       16.7       11.9       80.0       68.8       97.6       97.5:       2.4        2.5
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  :        46:         4          4          7         30         34         38         41:
Old  :        46:         4          4          7         30         34         38         41:
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  :                 42.3       32.0       62.6       52.9       39.1       26.8       51.3       40.0
Old  :                 42.3       32.0       62.6       52.9       39.1       26.8       51.3       40.0
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, April 25, 2006                  
-------------------------------------------------------------------------------------------------------------------
     :   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  :    59,620:         0        496          0     52,868     46,470     52,868     46,966:     6,752     12,654
Old  :    59,620:         0        496          0     52,868     46,470     52,868     46,966:     6,752     12,654
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 18, 2006                       :
     :     3,350:         0        496          0      2,582      2,362      2,582      2,858:       768        492
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.0        0.8        0.0       88.7       77.9       88.7       78.8:      11.3       21.2
Old  :     100.0:       0.0        0.8        0.0       88.7       77.9       88.7       78.8:      11.3       21.2
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        21:         0          1          0         15         15         15         16:
Old  :        21:         0          1          0         15         15         15         16:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 50.9       37.3       79.6       59.4       47.6       29.9       62.7       43.8
Old  :                 50.9       37.3       79.6       59.4       47.6       29.9       62.7       43.8
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, April 25, 2006                  
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : (2,500 MMBTU'S)                                                            :
     :          :                                                                            :
All  : 1,782,506:   295,690     45,382    471,787    991,243  1,252,917  1,758,720  1,770,086:    23,786     12,420
Old  : 1,782,506:   295,690     45,382    471,787    991,243  1,252,917  1,758,720  1,770,086:    23,786     12,420
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 18, 2006                       :
     :    82,996:    47,657     11,935     19,887     15,451     51,039     82,995     82,861:         1        135
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      16.6        2.5       26.5       55.6       70.3       98.7       99.3:       1.3        0.7
Old  :     100.0:      16.6        2.5       26.5       55.6       70.3       98.7       99.3:       1.3        0.7
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :       153:        26         14         35        107         87        146        126:
Old  :       153:        26         14         35        107         87        146        126:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 27.4       29.6       40.7       45.2       12.1       20.5       19.6       28.5
Old  :                 27.4       29.6       40.7       45.2       12.1       20.5       19.6       28.5
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, April 25, 2006                  
-------------------------------------------------------------------------------------------------------------------
     :   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  :   503,880:    94,410     20,571    123,994    280,507    339,419    498,911    483,984:     4,969     19,896
Old  :   503,880:    94,410     20,571    123,994    280,507    339,419    498,911    483,984:     4,969     19,896
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 18, 2006                       :
     :    67,759:    -9,381      7,107     23,403     53,593     21,761     67,615     52,271:       144     15,488
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      18.7        4.1       24.6       55.7       67.4       99.0       96.1:       1.0        3.9
Old  :     100.0:      18.7        4.1       24.6       55.7       67.4       99.0       96.1:       1.0        3.9
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  :        61:        15         11         20         32         31         56         53:
Old  :        61:        15         11         20         32         31         56         53:
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  :                 54.3       44.3       69.7       63.7       26.8       25.0       33.8       34.1
Old  :                 54.3       44.3       69.7       63.7       26.8       25.0       33.8       34.1
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, April 25, 2006                  
-------------------------------------------------------------------------------------------------------------------
     :   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  :    81,064:     9,091      3,169     13,317     57,915     63,837     80,322     80,323:       742        741
Old  :    81,064:     9,091      3,169     13,317     57,915     63,837     80,322     80,323:       742        741
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 18, 2006                       :
     :     1,526:        22        379        596      1,480        951      2,098      1,926:      -573       -400
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      11.2        3.9       16.4       71.4       78.7       99.1       99.1:       0.9        0.9
Old  :     100.0:      11.2        3.9       16.4       71.4       78.7       99.1       99.1:       0.9        0.9
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  :        56:         6          6         11         43         40         55         51:
Old  :        56:         6          6         11         43         40         55         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  :                 38.7       31.4       55.8       52.6       22.0       23.1       28.9       32.1
Old  :                 38.7       31.4       55.8       52.6       22.0       23.1       28.9       32.1
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, April 25, 2006                  
-------------------------------------------------------------------------------------------------------------------
     :   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  :    25,984:     1,163      4,684        776     23,247     19,833     25,186     25,293:       798        691
Old  :    25,984:     1,163      4,684        776     23,247     19,833     25,186     25,293:       798        691
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 18, 2006                       :
     :     1,661:         0        598          0      1,575      1,063      1,575      1,661:        86          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       4.5       18.0        3.0       89.5       76.3       96.9       97.3:       3.1        2.7
Old  :     100.0:       4.5       18.0        3.0       89.5       76.3       96.9       97.3:       3.1        2.7
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:         4          3          3         25         21         30         26:
Old  :        37:         4          3          3         25         21         30         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  :                 58.5       47.9       76.3       69.5       52.5       45.5       65.5       62.7
Old  :                 58.5       47.9       76.3       69.5       52.5       45.5       65.5       62.7
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
NYISO ZONE G LBMP SWAP - NEW YORK MERCANTILE EXCHANGE                                                   Code-06465B
Commitments of Traders with Delta-adjusted Options and Futures Combined, April 25, 2006                  
-------------------------------------------------------------------------------------------------------------------
     :   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  :    16,431:     3,326        760        308     12,797     15,363     16,431     16,431:         0          0
Old  :    16,431:     3,326        760        308     12,797     15,363     16,431     16,431:         0          0
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 18, 2006                       :
     :     1,150:       712       -264        308        265      1,106      1,285      1,150:      -135          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      20.2        4.6        1.9       77.9       93.5      100.0      100.0:       0.0        0.0
Old  :     100.0:      20.2        4.6        1.9       77.9       93.5      100.0      100.0:       0.0        0.0
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        31:         3          3          1         18         18         21         22:
Old  :        31:         3          3          1         18         18         21         22:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 54.6       52.5       77.7       77.9       39.9       37.3       53.6       52.6
Old  :                 54.6       52.5       77.7       77.9       39.9       37.3       53.6       52.6
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
NYISO ZONE J LBMP SWAP - NEW YORK MERCANTILE EXCHANGE                                                   Code-06465C
Commitments of Traders with Delta-adjusted Options and Futures Combined, April 25, 2006                  
-------------------------------------------------------------------------------------------------------------------
     :   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  :    11,897:     1,146      3,105          0     10,057      8,792     11,203     11,897:       694          0
Old  :    11,897:     1,146      3,105          0     10,057      8,792     11,203     11,897:       694          0
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 18, 2006                       :
     :      -166:         0        553          0       -166       -676       -166       -123:         0        -43
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       9.6       26.1        0.0       84.5       73.9       94.2      100.0:       5.8        0.0
Old  :     100.0:       9.6       26.1        0.0       84.5       73.9       94.2      100.0:       5.8        0.0
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        21:         1          3          0         10         11         11         14:
Old  :        21:         1          3          0         10         11         11         14:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 74.1       67.7       87.7       90.2       69.8       62.7       80.2       84.1
Old  :                 74.1       67.7       87.7       90.2       69.8       62.7       80.2       84.1
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, April 25, 2006                  
-------------------------------------------------------------------------------------------------------------------
     :   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  :    25,956:     3,220      4,694        302     20,782     19,648     24,304     24,644:     1,652      1,312
Old  :    25,956:     3,220      4,694        302     20,782     19,648     24,304     24,644:     1,652      1,312
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 18, 2006                       :
     :       236:      -600        -20          0        810        350        210        330:        26        -94
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      12.4       18.1        1.2       80.1       75.7       93.6       94.9:       6.4        5.1
Old  :     100.0:      12.4       18.1        1.2       80.1       75.7       93.6       94.9:       6.4        5.1
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        29:         2          3          3         21         19         25         23:
Old  :        29:         2          3          3         21         19         25         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  :                 51.0       55.8       71.1       76.6       49.3       49.8       61.1       63.4
Old  :                 51.0       55.8       71.1       76.6       49.3       49.8       61.1       63.4
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
PJM CAL MONTH OFF PK LMP SWAP - NEW YORK MERCANTILE EXCHANGE                                            Code-06465M
Commitments of Traders with Delta-adjusted Options and Futures Combined, April 25, 2006                  
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : (2.5 MEGAWATTS PER OFF PEAK HRS)                                           :
     :          :                                                                            :
All  :    26,972:     4,830        160        580     20,345     25,962     25,755     26,702:     1,217        270
Old  :    26,972:     4,830        160        580     20,345     25,962     25,755     26,702:     1,217        270
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 18, 2006                       :
     :     1,398:       -60          0          0      1,108      1,314      1,048      1,314:       350         84
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      17.9        0.6        2.2       75.4       96.3       95.5       99.0:       4.5        1.0
Old  :     100.0:      17.9        0.6        2.2       75.4       96.3       95.5       99.0:       4.5        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  :        37:         2          2          3         30         28         33         32:
Old  :        37:         2          2          3         30         28         33         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  :                 47.0       43.3       65.4       67.0       38.9       39.8       52.5       54.5
Old  :                 47.0       43.3       65.4       67.0       38.9       39.8       52.5       54.5
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
CRUDE OIL, LIGHT SWEET - NEW YORK MERCANTILE EXCHANGE                                                   Code-067651
Commitments of Traders with Delta-adjusted Options and Futures Combined, April 25, 2006                  
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : (CONTRACTS OF 1,000 BARRELS)                                               :
     :          :                                                                            :
All  : 1,667,227:   211,199     96,777    517,639    864,359    972,666  1,593,197  1,587,082:    74,031     80,145
Old  : 1,667,227:   211,199     96,777    517,639    864,359    972,666  1,593,197  1,587,082:    74,031     80,145
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 18, 2006                       :
     :    46,581:    14,854      4,125     36,423     -2,717      4,138     48,559     44,686:    -1,978      1,896
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      12.7        5.8       31.0       51.8       58.3       95.6       95.2:       4.4        4.8
Old  :     100.0:      12.7        5.8       31.0       51.8       58.3       95.6       95.2:       4.4        4.8
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  :       341:       123         94        155         90        102        288        293:
Old  :       341:       123         94        155         90        102        288        293:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 17.1       17.0       27.6       27.6        7.7        7.1       12.2       11.6
Old  :                 17.1       17.0       27.6       27.6        7.7        7.1       12.2       11.6
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
E-MINY CRUDE OIL, LIGHT SWEET - NEW YORK MERCANTILE EXCHANGE                                            Code-067655
Commitments of Traders with Delta-adjusted Options and Futures Combined, April 25, 2006                  
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : (CONTRACTS OF 500 BARRELS)                                                 :
     :          :                                                                            :
All  :    24,911:    14,680     14,321          0          0        389     14,680     14,710:    10,231     10,201
Old  :    24,911:    14,680     14,321          0          0        389     14,680     14,710:    10,231     10,201
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 18, 2006                       :
     :    -2,291:    -4,596       -142       -492       -493     -1,791     -5,581     -2,425:     3,290        134
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      58.9       57.5        0.0        0.0        1.6       58.9       59.1:      41.1       40.9
Old  :     100.0:      58.9       57.5        0.0        0.0        1.6       58.9       59.1:      41.1       40.9
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  :        21:        13          7          0          0          1         13          8:
Old  :        21:        13          7          0          0          1         13          8:
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  :                 31.6       50.5       47.2       59.1       31.6       50.5       47.2       59.1
Old  :                 31.6       50.5       47.2       59.1       31.6       50.5       47.2       59.1
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
PALLADIUM - NEW YORK MERCANTILE EXCHANGE                                                                Code-075651
Commitments of Traders with Delta-adjusted Options and Futures Combined, April 25, 2006                  
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : (CONTRACTS OF 100 TROY OUNCES)                                             :
     :          :                                                                            :
All  :    17,636:    10,538      2,978        916      2,643     13,122     14,097     17,016:     3,539        620
Old  :    17,636:    10,538      2,978        916      2,643     13,122     14,097     17,016:     3,539        620
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 18, 2006                       :
     :      -214:      -587        260        -98        602       -427        -83       -265:      -131         51
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      59.8       16.9        5.2       15.0       74.4       79.9       96.5:      20.1        3.5
Old  :     100.0:      59.8       16.9        5.2       15.0       74.4       79.9       96.5:      20.1        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  :       139:        85          9          7         15         32        106         44:
Old  :       139:        85          9          7         15         32        106         44:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 20.1       41.8       32.4       60.7       19.7       40.7       32.0       59.6
Old  :                 20.1       41.8       32.4       60.7       19.7       40.7       32.0       59.6
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
PLATINUM - NEW YORK MERCANTILE EXCHANGE                                                                 Code-076651
Commitments of Traders with Delta-adjusted Options and Futures Combined, April 25, 2006                  
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : (CONTRACTS OF 50 TROY OUNCES)                                              :
     :          :                                                                            :
All  :     9,713:     5,422        964          0      1,676      7,707      7,098      8,671:     2,615      1,042
Old  :     9,713:     5,422        964          0      1,676      7,707      7,098      8,671:     2,615      1,042
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 18, 2006                       :
     :       152:       246          5          0        -53        377        193        382:       -41       -230
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      55.8        9.9        0.0       17.3       79.3       73.1       89.3:      26.9       10.7
Old  :     100.0:      55.8        9.9        0.0       17.3       79.3       73.1       89.3:      26.9       10.7
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  :        65:        32          5          0         12         21         44         26:
Old  :        65:        32          5          0         12         21         44         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  :                 17.9       41.7       31.5       61.2       17.9       41.6       31.5       61.1
Old  :                 17.9       41.7       31.5       61.2       17.9       41.6       31.5       61.1
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
UNLEADED GASOLINE, N.Y. HARBOR - NEW YORK MERCANTILE EXCHANGE                                           Code-111652
Commitments of Traders with Delta-adjusted Options and Futures Combined, April 25, 2006                  
-------------------------------------------------------------------------------------------------------------------
     :   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  :   158,807:    29,949      5,407     29,649     73,887    106,696    133,485    141,751:    25,323     17,056
Old  :   158,807:    29,949      5,407     29,649     73,887    106,696    133,485    141,751:    25,323     17,056
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 18, 2006                       :
     :   -13,221:     2,321       -153    -10,074     -5,312     -2,942    -13,065    -13,169:      -156        -52
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      18.9        3.4       18.7       46.5       67.2       84.1       89.3:      15.9       10.7
Old  :     100.0:      18.9        3.4       18.7       46.5       67.2       84.1       89.3:      15.9       10.7
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  :       154:        47         22         35         64         75        129        114:
Old  :       154:        47         22         35         64         75        129        114:
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  :                 20.8       18.8       30.9       31.7       15.9       15.3       21.5       22.5
Old  :                 20.8       18.8       30.9       31.7       15.9       15.3       21.5       22.5
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
GASOLINE BLENDSTOCK (RBOB) - NEW YORK MERCANTILE EXCHANGE                                               Code-111659
Commitments of Traders with Delta-adjusted Options and Futures Combined, April 25, 2006                  
-------------------------------------------------------------------------------------------------------------------
     :   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  :    43,285:     6,916        106      1,282     32,827     39,591     41,025     40,979:     2,260      2,306
Old  :    43,285:     6,916        106      1,282     32,827     39,591     41,025     40,979:     2,260      2,306
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 18, 2006                       :
     :       392:       286         27         -8        621        822        899        841:      -507       -449
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      16.0        0.2        3.0       75.8       91.5       94.8       94.7:       5.2        5.3
Old  :     100.0:      16.0        0.2        3.0       75.8       91.5       94.8       94.7:       5.2        5.3
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  :        44:         5          1          3         31         30         37         33:
Old  :        44:         5          1          3         31         30         37         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  :                 47.0       41.5       63.0       54.6       33.2       23.4       41.5       31.6
Old  :                 47.0       41.5       63.0       54.6       33.2       23.4       41.5       31.6
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
 

Updated April 28, 2006