```
PJM ELECTRICITY MONTHLY - NEW YORK MERCANTILE EXCHANGE                                                                                           Code-064657
Disaggregated Commitments of Traders - Futures Only, December 1, 2009                
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(40 MEGAWATT HOURS PER PEAK DAY)                                                                                        :
     :          :    Positions                                                                                                           :
All  :    40,948:    27,445     26,026      2,819      8,000      5,764      3,370        120        350         90         96        264:      846       328
Old  :    40,948:    27,445     26,026      2,819      8,000      5,764      3,370        120        350         90         96        264:      846       328
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       November 24, 2009                                                                :
     :         .:         .          .          .          .          .          .          .          .          .          .          .:        .         .
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      67.0       63.6        6.9       19.5       14.1        8.2        0.3        0.9        0.2        0.2        0.6:      2.1       0.8
Old  :     100.0:      67.0       63.6        6.9       19.5       14.1        8.2        0.3        0.9        0.2        0.2        0.6:      2.1       0.8
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :        43:        26         23          4          .          6          4          .          .          .          .          .:
Old  :        43:        26         23          4          .          6          4          .          .          .          .          .:
Other:         0:         0          0          0          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  :                 38.9       44.6       58.3       67.6       27.7       30.1       39.9       44.3
Old  :                 38.9       44.6       58.3       67.6       27.7       30.1       39.9       44.3
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
Disaggregated Commitments of Traders - Futures Only, December 1, 2009                
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(CONTRACTS 0F 400 MEGAWATT HOURS)                                                                                       :
     :          :    Positions                                                                                                           :
All  :     7,201:     6,437      3,298          0      3,311        466          0          0          0          0         44          0:      298        82
Old  :     7,201:     6,437      3,298          0      3,311        466          0          0          0          0         44          0:      298        82
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       November 24, 2009                                                                :
     :         .:         .          .          .          .          .          .          .          .          .          .          .:        .         .
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      89.4       45.8        0.0       46.0        6.5        0.0        0.0        0.0        0.0        0.6        0.0:      4.1       1.1
Old  :     100.0:      89.4       45.8        0.0       46.0        6.5        0.0        0.0        0.0        0.0        0.6        0.0:      4.1       1.1
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :        23:        11         11          0          4          .          0          0          0          0          .          0:
Old  :        23:        11         11          0          4          .          0          0          0          0          .          0:
Other:         0:         0          0          0          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  :                 50.1       74.9       83.0       91.9       42.0       64.8       68.9       71.1
Old  :                 50.1       74.9       83.0       91.9       42.0       64.8       68.9       71.1
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
Disaggregated Commitments of Traders - Futures Only, December 1, 2009                
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(40 MEGAWATT HOURS PER PEAK DAY)                                                                                        :
     :          :    Positions                                                                                                           :
All  :    19,464:    11,074     11,476      4,072      2,984      2,464          0        580        420          0         16         82:    1,352     1,442
Old  :    19,464:    11,074     11,476      4,072      2,984      2,464          0        580        420          0         16         82:    1,352     1,442
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       November 24, 2009                                                                :
     :         .:         .          .          .          .          .          .          .          .          .          .          .:        .         .
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      56.9       59.0       20.9       15.3       12.7        0.0        3.0        2.2        0.0        0.1        0.4:      6.9       7.4
Old  :     100.0:      56.9       59.0       20.9       15.3       12.7        0.0        3.0        2.2        0.0        0.1        0.4:      6.9       7.4
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :        27:        16         13          4          .          4          0          .          .          0          .          .:
Old  :        27:        16         13          4          .          4          0          .          .          0          .          .:
Other:         0:         0          0          0          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       43.7       66.3       68.3       37.1       31.4       54.3       50.7
Old  :                 43.6       43.7       66.3       68.3       37.1       31.4       54.3       50.7
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
Disaggregated Commitments of Traders - Futures Only, December 1, 2009                
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(2.5 MEGAWATTS PER OFF PEAK HRS)                                                                                        :
     :          :    Positions                                                                                                           :
All  :    31,373:    20,301     17,122      1,905      5,381      7,142          0        740        360          0        360        130:    1,535       138
Old  :    31,373:    20,301     17,122      1,905      5,381      7,142          0        740        360          0        360        130:    1,535       138
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       November 24, 2009                                                                :
     :         .:         .          .          .          .          .          .          .          .          .          .          .:        .         .
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      64.7       54.6        6.1       17.2       22.8        0.0        2.4        1.1        0.0        1.1        0.4:      4.9       0.4
Old  :     100.0:      64.7       54.6        6.1       17.2       22.8        0.0        2.4        1.1        0.0        1.1        0.4:      4.9       0.4
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :        31:        21         18          .          4          5          0          .          .          0          .          .:
Old  :        31:        21         18          .          4          5          0          .          .          0          .          .:
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:
     :-------------------------------------------------------------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 38.6       46.5       56.7       71.0       23.7       31.1       35.9       42.6
Old  :                 38.6       46.5       56.7       71.0       23.7       31.1       35.9       42.6
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
ISO NEW ENG OFF PK LMP SWAP - NEW YORK MERCANTILE EXCHANGE                                                                                       Code-06465S
Disaggregated Commitments of Traders - Futures Only, December 1, 2009                
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(2.5 MEGAWATTS PER OFF PEAK HRS)                                                                                        :
     :          :    Positions                                                                                                           :
All  :    13,308:     8,844      7,740      1,182      2,716      1,530        720          0          0          0          0          0:    1,032     1,322
Old  :    13,308:     8,844      7,740      1,182      2,716      1,530        720          0          0          0          0          0:    1,032     1,322
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       November 24, 2009                                                                :
     :         .:         .          .          .          .          .          .          .          .          .          .          .:        .         .
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      66.5       58.2        8.9       20.4       11.5        5.4        0.0        0.0        0.0        0.0        0.0:      7.8       9.9
Old  :     100.0:      66.5       58.2        8.9       20.4       11.5        5.4        0.0        0.0        0.0        0.0        0.0:      7.8       9.9
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :        24:        13         12          .          4          5          .          0          0          0          0          0:
Old  :        24:        13         12          .          4          5          .          0          0          0          0          0:
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:
     :-------------------------------------------------------------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 35.2       44.9       59.1       74.9       33.4       39.1       50.9       53.4
Old  :                 35.2       44.9       59.1       74.9       33.4       39.1       50.9       53.4
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
CINERGY CAL MONTH LMP SWAP - NEW YORK MERCANTILE EXCHANGE                                                                                        Code-064A01
Disaggregated Commitments of Traders - Futures Only, December 1, 2009                
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(40 MEGAWATT HOURS PER PEAK DAY)                                                                                        :
     :          :    Positions                                                                                                           :
All  :    14,976:    10,668     10,172      1,385      3,390      1,090        672          0          0         20          0          0:    1,141       324
Old  :    14,976:    10,668     10,172      1,385      3,390      1,090        672          0          0         20          0          0:    1,141       324
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       November 24, 2009                                                                :
     :         .:         .          .          .          .          .          .          .          .          .          .          .:        .         .
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      71.2       67.9        9.2       22.6        7.3        4.5        0.0        0.0        0.1        0.0        0.0:      7.6       2.2
Old  :     100.0:      71.2       67.9        9.2       22.6        7.3        4.5        0.0        0.0        0.1        0.0        0.0:      7.6       2.2
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :        25:        16         16          .          .          5          .          0          0          .          0          0:
Old  :        25:        16         16          .          .          5          .          0          0          .          0          0:
Other:         0:         0          0          0          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  :                 58.0       56.7       74.4       82.8       56.6       54.0       69.1       74.5
Old  :                 58.0       56.7       74.4       82.8       56.6       54.0       69.1       74.5
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
CINERGY OFF PEAK LMP SWAP - NEW YORK MERCANTILE EXCHANGE                                                                                         Code-064A02
Disaggregated Commitments of Traders - Futures Only, December 1, 2009                
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(2.5 MWH X OFF PEAK HOURS PER MONTH)                                                                                    :
     :          :    Positions                                                                                                           :
All  :    11,584:     7,844      2,982      1,418      6,578      1,104          0          0          0          0          0          0:    1,218       920
Old  :    11,584:     7,844      2,982      1,418      6,578      1,104          0          0          0          0          0          0:    1,218       920
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       November 24, 2009                                                                :
     :         .:         .          .          .          .          .          .          .          .          .          .          .:        .         .
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      67.7       25.7       12.2       56.8        9.5        0.0        0.0        0.0        0.0        0.0        0.0:     10.5       7.9
Old  :     100.0:      67.7       25.7       12.2       56.8        9.5        0.0        0.0        0.0        0.0        0.0        0.0:     10.5       7.9
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :        22:        16         12          .          4          5          0          0          0          0          0          0:
Old  :        22:        16         12          .          4          5          0          0          0          0          0          0:
Other:         0:         0          0          0          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  :                 40.7       69.3       68.0       82.4       37.1       62.8       53.5       66.6
Old  :                 40.7       69.3       68.0       82.4       37.1       62.8       53.5       66.6
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
PJM JCPL PEAK DAY AHEAD - NEW YORK MERCANTILE EXCHANGE                                                                                           Code-064A48
Disaggregated Commitments of Traders - Futures Only, December 1, 2009                
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(80 MEGAWATT HOURS)                                                                                                     :
     :          :    Positions                                                                                                           :
All  :    19,359:     7,138     15,318     11,922      2,980        172          0          0          0          0        762          0:      127       127
Old  :    19,359:     7,138     15,318     11,922      2,980        172          0          0          0          0        762          0:      127       127
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       November 24, 2009                                                                :
     :         .:         .          .          .          .          .          .          .          .          .          .          .:        .         .
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      36.9       79.1       61.6       15.4        0.9        0.0        0.0        0.0        0.0        3.9        0.0:      0.7       0.7
Old  :     100.0:      36.9       79.1       61.6       15.4        0.9        0.0        0.0        0.0        0.0        3.9        0.0:      0.7       0.7
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :        20:         7          6          5          .          .          0          0          0          0          .          0:
Old  :        20:         7          6          5          .          .          0          0          0          0          .          0:
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:
     :-------------------------------------------------------------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 76.0       85.3       94.6       98.8       76.0       85.3       94.3       98.5
Old  :                 76.0       85.3       94.6       98.8       76.0       85.3       94.3       98.5
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
PJM PEPCO PEAK DAY AHEAD - NEW YORK MERCANTILE EXCHANGE                                                                                          Code-064A50
Disaggregated Commitments of Traders - Futures Only, December 1, 2009                
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(80 MEGAWATT HOURS)                                                                                                     :
     :          :    Positions                                                                                                           :
All  :    51,129:    41,046     50,629      9,128          0          0          0          0          0        220        400          0:      735       100
Old  :    51,129:    41,046     50,629      9,128          0          0          0          0          0        220        400          0:      735       100
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       November 24, 2009                                                                :
     :         .:         .          .          .          .          .          .          .          .          .          .          .:        .         .
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      80.3       99.0       17.9        0.0        0.0        0.0        0.0        0.0        0.4        0.8        0.0:      1.4       0.2
Old  :     100.0:      80.3       99.0       17.9        0.0        0.0        0.0        0.0        0.0        0.4        0.8        0.0:      1.4       0.2
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :        24:        14          9          6          0          0          0          0          0          .          .          0:
Old  :        24:        14          9          6          0          0          0          0          0          .          .          0:
Other:         0:         0          0          0          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  :                 58.6       87.1       78.7       98.8       58.6       74.4       72.9       81.8
Old  :                 58.6       87.1       78.7       98.8       58.6       74.4       72.9       81.8
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
PJM PEPCO OFF PEAK DAY AHEAD - NEW YORK MERCANTILE EXCHANGE                                                                                      Code-064A51
Disaggregated Commitments of Traders - Futures Only, December 1, 2009                
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(5 MEGAWATT HOURS)                                                                                                      :
     :          :    Positions                                                                                                           :
All  :   855,778:   687,634    824,738    168,144          0          0          0      7,760          0          0     23,280          0:        0         0
Old  :   855,778:   687,634    824,738    168,144          0          0          0      7,760          0          0     23,280          0:        0         0
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       November 24, 2009                                                                :
     :         .:         .          .          .          .          .          .          .          .          .          .          .:        .         .
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      80.4       96.4       19.6        0.0        0.0        0.0        0.9        0.0        0.0        2.7        0.0:      0.0       0.0
Old  :     100.0:      80.4       96.4       19.6        0.0        0.0        0.0        0.9        0.0        0.0        2.7        0.0:      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        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :        21:        10          7          5          0          0          0          .          0          0          .          0:
Old  :        21:        10          7          5          0          0          0          .          0          0          .          0:
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:
     :-------------------------------------------------------------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 61.3       86.4       85.2       98.6       60.8       75.0       77.1       80.5
Old  :                 61.3       86.4       85.2       98.6       60.8       75.0       77.1       80.5
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
PJM PSEG PEAK DAY AHEAD - NEW YORK MERCANTILE EXCHANGE                                                                                           Code-064A54
Disaggregated Commitments of Traders - Futures Only, December 1, 2009                
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(80 MEGAWATT HOURS)                                                                                                     :
     :          :    Positions                                                                                                           :
All  :    96,501:    31,787     53,977     62,504     34,999      2,210          0          0          0          0      5,275          0:        0        40
Old  :    96,501:    31,787     53,977     62,504     34,999      2,210          0          0          0          0      5,275          0:        0        40
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       November 24, 2009                                                                :
     :         .:         .          .          .          .          .          .          .          .          .          .          .:        .         .
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      32.9       55.9       64.8       36.3        2.3        0.0        0.0        0.0        0.0        5.5        0.0:      0.0       0.0
Old  :     100.0:      32.9       55.9       64.8       36.3        2.3        0.0        0.0        0.0        0.0        5.5        0.0:      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        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :        28:        11         11          5          .          .          0          0          0          0          .          0:
Old  :        28:        11         11          5          .          .          0          0          0          0          .          0:
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:
     :-------------------------------------------------------------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 68.9       72.3       85.1       90.1       68.7       65.7       83.9       82.9
Old  :                 68.9       72.3       85.1       90.1       68.7       65.7       83.9       82.9
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
PJM PSEG OFF PEAK DAY AHEAD - NEW YORK MERCANTILE EXCHANGE                                                                                       Code-064A55
Disaggregated Commitments of Traders - Futures Only, December 1, 2009                
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(5 MEGAWATT HOURS)                                                                                                      :
     :          :    Positions                                                                                                           :
All  : 1,616,042:   488,464    963,168  1,107,318    562,784     20,260          0          0          0          0     69,830          0:        0         0
Old  : 1,616,042:   488,464    963,168  1,107,318    562,784     20,260          0          0          0          0     69,830          0:        0         0
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       November 24, 2009                                                                :
     :         .:         .          .          .          .          .          .          .          .          .          .          .:        .         .
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      30.2       59.6       68.5       34.8        1.3        0.0        0.0        0.0        0.0        4.3        0.0:      0.0       0.0
Old  :     100.0:      30.2       59.6       68.5       34.8        1.3        0.0        0.0        0.0        0.0        4.3        0.0:      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        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :        25:        12          9          5          .          .          0          0          0          0          .          0:
Old  :        25:        12          9          5          .          .          0          0          0          0          .          0:
Other:         0:         0          0          0          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  :                 72.3       75.0       87.4       93.2       70.8       71.1       85.9       89.1
Old  :                 72.3       75.0       87.4       93.2       70.8       71.1       85.9       89.1
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
PJM WESTERN PEAK DAY AHEAD - NEW YORK MERCANTILE EXCHANGE                                                                                        Code-064A56
Disaggregated Commitments of Traders - Futures Only, December 1, 2009                
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(80 MEGAWATT HOURS)                                                                                                     :
     :          :    Positions                                                                                                           :
All  :   171,119:   136,279     91,483     23,034     73,452      5,549          0          0          0      6,217          0          0:       40       635
Old  :   171,119:   136,279     91,483     23,034     73,452      5,549          0          0          0      6,217          0          0:       40       635
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       November 24, 2009                                                                :
     :         .:         .          .          .          .          .          .          .          .          .          .          .:        .         .
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      79.6       53.5       13.5       42.9        3.2        0.0        0.0        0.0        3.6        0.0        0.0:      0.0       0.4
Old  :     100.0:      79.6       53.5       13.5       42.9        3.2        0.0        0.0        0.0        3.6        0.0        0.0:      0.0       0.4
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :        37:        18         22          .          5          .          0          0          0          .          0          0:
Old  :        37:        18         22          .          5          .          0          0          0          .          0          0:
Other:         0:         0          0          0          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       61.7       73.1       78.8       46.8       60.3       67.3       76.2
Old  :                 51.0       61.7       73.1       78.8       46.8       60.3       67.3       76.2
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
PJM WESTERN OFF PEAK DAY AHEAD - NEW YORK MERCANTILE EXCHANGE                                                                                    Code-064A57
Disaggregated Commitments of Traders - Futures Only, December 1, 2009                
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(50 MEGAWATT HOURS)                                                                                                     :
     :          :    Positions                                                                                                           :
All  : 2,754,120: 2,255,387  1,506,197    357,768  1,210,163     37,760      7,760          0          0     95,445          0          0:        0         0
Old  : 2,754,120: 2,255,387  1,506,197    357,768  1,210,163     37,760      7,760          0          0     95,445          0          0:        0         0
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       November 24, 2009                                                                :
     :         .:         .          .          .          .          .          .          .          .          .          .          .:        .         .
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      81.9       54.7       13.0       43.9        1.4        0.3        0.0        0.0        3.5        0.0        0.0:      0.0       0.0
Old  :     100.0:      81.9       54.7       13.0       43.9        1.4        0.3        0.0        0.0        3.5        0.0        0.0:      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        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :        33:        16         15          .          6          .          .          0          0          .          0          0:
Old  :        33:        16         15          .          6          .          .          0          0          .          0          0:
Other:         0:         0          0          0          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  :                 64.6       67.3       82.1       84.5       63.0       66.4       79.7       81.8
Old  :                 64.6       67.3       82.1       84.5       63.0       66.4       79.7       81.8
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
PJM WESTERN PEAK REAL TIME - NEW YORK MERCANTILE EXCHANGE                                                                                        Code-064A58
Disaggregated Commitments of Traders - Futures Only, December 1, 2009                
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(80 MEGAWATT HOURS)                                                                                                     :
     :          :    Positions                                                                                                           :
All  :    62,493:    52,884     57,702      8,232          0      1,275          0          0          0         80      3,090          0:       22       426
Old  :    62,493:    52,884     57,702      8,232          0      1,275          0          0          0         80      3,090          0:       22       426
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       November 24, 2009                                                                :
     :         .:         .          .          .          .          .          .          .          .          .          .          .:        .         .
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      84.6       92.3       13.2        0.0        2.0        0.0        0.0        0.0        0.1        4.9        0.0:      0.0       0.7
Old  :     100.0:      84.6       92.3       13.2        0.0        2.0        0.0        0.0        0.0        0.1        4.9        0.0:      0.0       0.7
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :        26:        16         14          4          0          .          0          0          0          .          .          0:
Old  :        26:        16         14          4          0          .          0          0          0          .          .          0:
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:
     :-------------------------------------------------------------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 61.4       69.2       80.6       89.0       52.0       66.4       67.7       77.8
Old  :                 61.4       69.2       80.6       89.0       52.0       66.4       67.7       77.8
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
PJM WESTERN OFF PEAK REAL TIME - NEW YORK MERCANTILE EXCHANGE                                                                                    Code-064A59
Disaggregated Commitments of Traders - Futures Only, December 1, 2009                
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(5 MEGAWATT HOURS)                                                                                                      :
     :          :    Positions                                                                                                           :
All  : 1,032,176:   871,859    761,224     95,120    123,880     65,197          0          0          0          0     81,875          0:        0         0
Old  : 1,032,176:   871,859    761,224     95,120    123,880     65,197          0          0          0          0     81,875          0:        0         0
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       November 24, 2009                                                                :
     :         .:         .          .          .          .          .          .          .          .          .          .          .:        .         .
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      84.5       73.7        9.2       12.0        6.3        0.0        0.0        0.0        0.0        7.9        0.0:      0.0       0.0
Old  :     100.0:      84.5       73.7        9.2       12.0        6.3        0.0        0.0        0.0        0.0        7.9        0.0:      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        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :        22:        11         11          .          .          .          0          0          0          0          .          0:
Old  :        22:        11         11          .          .          .          0          0          0          0          .          0:
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:
     :-------------------------------------------------------------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 70.6       64.6       88.4       89.2       69.7       60.6       84.3       83.4
Old  :                 70.6       64.6       88.4       89.2       69.7       60.6       84.3       83.4
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
ISO NEW ENG INT HUB PEAK SWAP - NEW YORK MERCANTILE EXCHANGE                                                                                     Code-064A60
Disaggregated Commitments of Traders - Futures Only, December 1, 2009                
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(80 MEGAWATT HOURS)                                                                                                     :
     :          :    Positions                                                                                                           :
All  :    56,231:    44,876     42,529      1,776     10,169      2,869          0          0          0      6,410        579         45:      255        40
Old  :    56,231:    44,876     42,529      1,776     10,169      2,869          0          0          0      6,410        579         45:      255        40
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       November 24, 2009                                                                :
     :         .:         .          .          .          .          .          .          .          .          .          .          .:        .         .
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      79.8       75.6        3.2       18.1        5.1        0.0        0.0        0.0       11.4        1.0        0.1:      0.5       0.1
Old  :     100.0:      79.8       75.6        3.2       18.1        5.1        0.0        0.0        0.0       11.4        1.0        0.1:      0.5       0.1
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :        34:        19         20          .          4          5          0          0          0          .          .          .:
Old  :        34:        19         20          .          4          5          0          0          0          .          .          .:
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:
     :-------------------------------------------------------------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 53.4       46.3       74.6       64.1       50.6       40.1       67.5       55.3
Old  :                 53.4       46.3       74.6       64.1       50.6       40.1       67.5       55.3
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
ISO NEW ENG HUB OFF PEAK SWAP - NEW YORK MERCANTILE EXCHANGE                                                                                     Code-064A78
Disaggregated Commitments of Traders - Futures Only, December 1, 2009                
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :                                              Reportable Positions                                                      :   Nonreportable
     :          :  Producer/Merchant/ :                                :                                :                                :     Positions
     :   Open   :   Processor/User    :          Swap Dealers          :         Managed Money          :       Other Reportables        :
     : Interest :   Long   :  Short   :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long   :  Short   :Spreading :   Long  :  Short
-------------------------------------------------------------------------------------------------------------------------------------------------------------
     :          :(5 MEGAWATT HOURS)                                                                                                      :
     :          :    Positions                                                                                                           :
All  : 1,026,976:   837,393    710,560      1,875    222,608     58,408          0     23,400          0    129,300     12,000          0:        0         0
Old  : 1,026,976:   837,393    710,560      1,875    222,608     58,408          0     23,400          0    129,300     12,000          0:        0         0
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:        0         0
     :          :                                                                                                                        :
     :          :    Changes in Commitments from:       November 24, 2009                                                                :
     :         .:         .          .          .          .          .          .          .          .          .          .          .:        .         .
     :          :                                                                                                                        :
     :          :    Percent of Open Interest Represented by Each Category of Trader                                                     :
All  :     100.0:      81.5       69.2        0.2       21.7        5.7        0.0        2.3        0.0       12.6        1.2        0.0:      0.0       0.0
Old  :     100.0:      81.5       69.2        0.2       21.7        5.7        0.0        2.3        0.0       12.6        1.2        0.0:      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        0.0        0.0:      0.0       0.0
     :          :                                                                                                                        :
     :          :    Number of Traders in Each Category                                                                                  :
All  :        38:        21         19          .          5          .          0          .          0          .          .          0:
Old  :        38:        21         19          .          5          .          0          .          0          .          .          0:
Other:         0:         0          0          0          0          0          0          0          0          0          0          0:
     :-------------------------------------------------------------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 48.2       50.0       71.1       68.9       47.8       45.2       66.0       60.1
Old  :                 48.2       50.0       71.1       68.9       47.8       45.2       66.0       60.1
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
```

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Updated December 4, 2009