Disaggregated Commitments of Traders- Options and Futures Combined Positions as of January 12, 2010           
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
PJM ELECTRICITY MONTHLY - NEW YORK MERCANTILE EXCHANGE   (40 MEGAWATT HOURS PER PEAK DAY)                      :
CFTC Code #064657                                                    Open Interest is   128,868                :
: Positions                                                                                                    :
:   78,253    80,558     3,762     2,932    38,257       429       499     5,654       455         0       475 :
:                                                                                                              :
: Changes from:     January 5, 2010                                                                            :
:    1,625     2,572       201      -509       123       -23       -75       -10       103       -55        -2 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     60.7      62.5       2.9       2.3      29.7       0.3       0.4       4.4       0.4       0.0       0.4 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    46                     :
:       27        28         5         .         6         .         .         5         .         .         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of January 12, 2010           
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
ISO NEW ENGLAND LMP SWAP - NEW YORK MERCANTILE EXCHANGE   (40 MEGAWATT HOURS PER PEAK DAY)                     :
CFTC Code #06465H                                                    Open Interest is    22,597                :
: Positions                                                                                                    :
:   13,444    13,297     3,703     2,179     4,018         0     1,135       436         5         0        73 :
:                                                                                                              :
: Changes from:     January 5, 2010                                                                            :
:       19        49       -66      -196        57         0       -17         1         2         0       -10 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     59.5      58.8      16.4       9.6      17.8       0.0       5.0       1.9       0.0       0.0       0.3 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    29                     :
:       18        15         4         .         5         0         .         .         .         0         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of January 12, 2010           
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
PJM CAL MONTH OFF PK LMP SWAP - NEW YORK MERCANTILE EXCHANGE   (2.5 MEGAWATTS PER OFF PEAK HRS)                :
CFTC Code #06465M                                                    Open Interest is    31,226                :
: Positions                                                                                                    :
:   19,945    16,387     1,764     5,373     7,028         0       720       360         0       550       120 :
:                                                                                                              :
: Changes from:     January 5, 2010                                                                            :
:      115       -25      -180       -20         0         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     63.9      52.5       5.6      17.2      22.5       0.0       2.3       1.2       0.0       1.8       0.4 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    30                     :
:       20        14         .         4         5         0         .         .         0         .         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of January 12, 2010           
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
ISO NEW ENG OFF PK LMP SWAP - NEW YORK MERCANTILE EXCHANGE   (2.5 MEGAWATTS PER OFF PEAK HRS)                  :
CFTC Code #06465S                                                    Open Interest is    13,056                :
: Positions                                                                                                    :
:    8,230     7,204       760     2,624     1,602       720         0         0         0         0         0 :
:                                                                                                              :
: Changes from:     January 5, 2010                                                                            :
:      354       -40         0      -120       120         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     63.0      55.2       5.8      20.1      12.3       5.5       0.0       0.0       0.0       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    22                     :
:       12        10         .         4         5         .         0         0         0         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of January 12, 2010           
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
CINERGY CAL MONTH LMP SWAP - NEW YORK MERCANTILE EXCHANGE   (40 MEGAWATT HOURS PER PEAK DAY)                   :
CFTC Code #064A01                                                    Open Interest is    45,321                :
: Positions                                                                                                    :
:   27,743    34,396     6,715       172     9,305        65         0       723         0         1         0 :
:                                                                                                              :
: Changes from:     January 5, 2010                                                                            :
:      160      -134      -463      -116       304        10         0        -3         0        -4         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     61.2      75.9      14.8       0.4      20.5       0.1       0.0       1.6       0.0       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    27                     :
:       16        17         5         .         4         .         0         .         0         .         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of January 12, 2010           
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
CINERGY OFF PEAK LMP SWAP - NEW YORK MERCANTILE EXCHANGE   (2.5 MWH X OFF PEAK HOURS PER MONTH)                :
CFTC Code #064A02                                                    Open Interest is    11,248                :
: Positions                                                                                                    :
:    7,026     3,560     1,920     5,946     1,182         0         0         0         0         0         0 :
:                                                                                                              :
: Changes from:     January 5, 2010                                                                            :
:       50       314         0        10         0         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     62.5      31.7      17.1      52.9      10.5       0.0       0.0       0.0       0.0       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    20                     :
:       12        11         .         4         4         0         0         0         0         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of January 12, 2010           
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
PJM N ILL PEAK DAY AHEAD - NEW YORK MERCANTILE EXCHANGE   (80 MEGAWATT HOURS)                                  :
CFTC Code #064A34                                                    Open Interest is    55,766                :
: Positions                                                                                                    :
:   51,049    44,807     1,792     7,692     2,925         0         0         0         0         0         0 :
:                                                                                                              :
: Changes from:     January 5, 2010                                                                            :
:      258         0         0       258         0         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     91.5      80.3       3.2      13.8       5.2       0.0       0.0       0.0       0.0       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    20                     :
:       11         5         .         .         .         0         0         0         0         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of January 12, 2010           
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
PJM PEPCO PEAK DAY AHEAD - NEW YORK MERCANTILE EXCHANGE   (80 MEGAWATT HOURS)                                  :
CFTC Code #064A50                                                    Open Interest is    49,744                :
: Positions                                                                                                    :
:   40,163    49,244     8,956         0         0         0         0         0         0       400         0 :
:                                                                                                              :
: Changes from:     January 5, 2010                                                                            :
:        0         0         0         0         0         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     80.7      99.0      18.0       0.0       0.0       0.0       0.0       0.0       0.0       0.8       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    22                     :
:       12         8         6         0         0         0         0         0         0         .         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of January 12, 2010           
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
PJM PEPCO OFF PEAK DAY AHEAD - NEW YORK MERCANTILE EXCHANGE   (5 MEGAWATT HOURS)                               :
CFTC Code #064A51                                                    Open Interest is   822,066                :
: Positions                                                                                                    :
:  662,154   787,506   159,912         0         0         0     7,760         0         0    26,800         0 :
:                                                                                                              :
: Changes from:     January 5, 2010                                                                            :
:        0    -3,520         0         0         0         0         0         0         0     3,520         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     80.5      95.8      19.5       0.0       0.0       0.0       0.9       0.0       0.0       3.3       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    21                     :
:       10         7         5         0         0         0         .         0         0         .         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of January 12, 2010           
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
PJM PSEG PEAK DAY AHEAD - NEW YORK MERCANTILE EXCHANGE   (80 MEGAWATT HOURS)                                   :
CFTC Code #064A54                                                    Open Interest is    91,298                :
: Positions                                                                                                    :
:   28,534    50,818    59,754    33,125     2,210         0         0         0         0     4,345         0 :
:                                                                                                              :
: Changes from:     January 5, 2010                                                                            :
:        0         0         0         0         0         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     31.3      55.7      65.4      36.3       2.4       0.0       0.0       0.0       0.0       4.8       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    27                     :
:       10        10         5         .         .         0         0         0         0         .         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of January 12, 2010           
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
PJM PSEG OFF PEAK DAY AHEAD - NEW YORK MERCANTILE EXCHANGE   (5 MEGAWATT HOURS)                                :
CFTC Code #064A55                                                    Open Interest is 1,537,250                :
: Positions                                                                                                    :
:  455,928   905,544 1,065,766   550,240    15,556         0         0         0         0    65,910         0 :
:                                                                                                              :
: Changes from:     January 5, 2010                                                                            :
:        0         0         0         0         0         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     29.7      58.9      69.3      35.8       1.0       0.0       0.0       0.0       0.0       4.3       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    25                     :
:       10         9         5         .         .         0         0         0         0         .         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of January 12, 2010           
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
PJM WESTERN PEAK DAY AHEAD - NEW YORK MERCANTILE EXCHANGE   (80 MEGAWATT HOURS)                                :
CFTC Code #064A56                                                    Open Interest is   174,636                :
: Positions                                                                                                    :
:  144,974    95,716    19,087    73,115     5,200         0         0         0     5,375         0         0 :
:                                                                                                              :
: Changes from:     January 5, 2010                                                                            :
:    6,972     5,792    -1,180         0       425         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     83.0      54.8      10.9      41.9       3.0       0.0       0.0       0.0       3.1       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    34                     :
:       19        18         .         6         .         0         0         0         .         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of January 12, 2010           
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
PJM WESTERN OFF PEAK DAY AHEAD - NEW YORK MERCANTILE EXCHANGE   (50 MEGAWATT HOURS)                            :
CFTC Code #064A57                                                    Open Interest is 2,804,385                :
: Positions                                                                                                    :
:2,343,049 1,571,123   328,264 1,202,603    30,659     7,760         0         0    94,653         0         0 :
:                                                                                                              :
: Changes from:     January 5, 2010                                                                            :
:  106,232    92,792   -16,960         0     2,651         0         0         0     3,520         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     83.5      56.0      11.7      42.9       1.1       0.3       0.0       0.0       3.4       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    33                     :
:       17        15         .         6         .         .         0         0         .         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of January 12, 2010           
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
PJM WESTERN PEAK REAL TIME - NEW YORK MERCANTILE EXCHANGE   (80 MEGAWATT HOURS)                                :
CFTC Code #064A58                                                    Open Interest is    61,096                :
: Positions                                                                                                    :
:   51,971    55,200     6,495         0     2,550         0         0         0        80     3,090         0 :
:                                                                                                              :
: Changes from:     January 5, 2010                                                                            :
:        0         0         0         0         0         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     85.1      90.3      10.6       0.0       4.2       0.0       0.0       0.0       0.1       5.1       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    25                     :
:       14        14         4         0         .         0         0         0         .         .         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of January 12, 2010           
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
PJM WESTERN OFF PEAK REAL TIME - NEW YORK MERCANTILE EXCHANGE   (5 MEGAWATT HOURS)                             :
CFTC Code #064A59                                                    Open Interest is 1,008,456                :
: Positions                                                                                                    :
:  854,411   739,464    93,160   128,192    60,885         0         0         0         0    79,915         0 :
:                                                                                                              :
: Changes from:     January 5, 2010                                                                            :
:        0         0         0         0         0         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     84.7      73.3       9.2      12.7       6.0       0.0       0.0       0.0       0.0       7.9       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    22                     :
:       10        10         .         .         .         0         0         0         0         .         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of January 12, 2010           
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
ISO NEW ENG INT HUB PEAK SWAP - NEW YORK MERCANTILE EXCHANGE   (80 MEGAWATT HOURS)                             :
CFTC Code #064A60                                                    Open Interest is    57,606                :
: Positions                                                                                                    :
:   42,518    42,688     1,776     6,436     7,882         0         0         0     5,130       515        45 :
:                                                                                                              :
: Changes from:     January 5, 2010                                                                            :
:      430       430         0         0         0         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     73.8      74.1       3.1      11.2      13.7       0.0       0.0       0.0       8.9       0.9       0.1 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    36                     :
:       17        23         .         5         5         0         0         0         .         .         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of January 12, 2010           
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
ISO NEW ENG HUB OFF PEAK SWAP - NEW YORK MERCANTILE EXCHANGE   (5 MEGAWATT HOURS)                              :
CFTC Code #064A78                                                    Open Interest is 1,038,064                :
: Positions                                                                                                    :
:  780,513   698,328     2,675   154,640   149,696         0    23,400         0   105,180    12,000         0 :
:                                                                                                              :
: Changes from:     January 5, 2010                                                                            :
:        0         0         0         0         0         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     75.2      67.3       0.3      14.9      14.4       0.0       2.3       0.0      10.1       1.2       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    39                     :
:       19        17         .         6         .         0         .         0         .         .         0 :
----------------------------------------------------------------------------------------------------------------
 

Updated January 15, 2010