Disaggregated Commitments of Traders-All Futures Combined Positions as of December 4, 2012           
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
CENTRAL APPALACHIAN COAL - NEW YORK MERCANTILE EXCHANGE   (CONTRACTS OF 1,550 TONS)                            :
CFTC Code #024651                                                    Open Interest is     7,745                :
: Positions                                                                                                    :
:    5,225     5,645         0     1,050        75       825         0        60       939         0       168 :
:                                                                                                              :
: Changes from:     November 27, 2012                                                                          :
:     -335      -375         0       -45        45        90         0         0        15         0       -45 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     67.5      72.9       0.0      13.6       1.0      10.7       0.0       0.8      12.1       0.0       2.2 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    24                     :
:       14        15         0         .         .         .         0         .         4         0         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of December 4, 2012           
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
COAL (API 2) CIF ARA SWAP FUT - NEW YORK MERCANTILE EXCHANGE   (CONTRACTS OF 1,000 METRIC TONS)                :
CFTC Code #024656                                                    Open Interest is    27,111                :
: Positions                                                                                                    :
:    7,918     6,788     1,160     1,212     2,378       710     3,999     1,510     8,150     5,649     5,085 :
:                                                                                                              :
: Changes from:     November 27, 2012                                                                          :
:   -1,212       556      -173       161       263       315      -115      -425       787      -696       352 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     29.2      25.0       4.3       4.5       8.8       2.6      14.8       5.6      30.1      20.8      18.8 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    38                     :
:        9         9         .         .         .         .         .         4        10        11        14 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of December 4, 2012           
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
COAL (API 4) FOB  RICH BAY FUT - NEW YORK MERCANTILE EXCHANGE   (CONTRACTS OF 1,000 METRIC TONS)               :
CFTC Code #024658                                                    Open Interest is    10,950                :
: Positions                                                                                                    :
:    2,085     3,535       410       675       225       200        95     1,560     4,645     2,795     1,420 :
:                                                                                                              :
: Changes from:     November 27, 2012                                                                          :
:   -1,270       515       -15        15       -40        30    -1,710       300        15       -75      -240 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     19.0      32.3       3.7       6.2       2.1       1.8       0.9      14.2      42.4      25.5      13.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    29                     :
:        6         8         .         .         .         .         .         .         6         9        12 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of December 4, 2012           
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
PJM WH REAL TIME PEAK OTC - ICE FUTURES ENERGY DIV   (Contracts of 800 MWh)                                    :
CFTC Code #064363                                                    Open Interest is   165,785                :
: Positions                                                                                                    :
:   86,286   120,485    19,766     8,822    13,848    15,415     1,122    12,570     9,941     1,571     6,966 :
:                                                                                                              :
: Changes from:     November 27, 2012                                                                          :
:      583    -1,763      -443       130     2,911    -1,138       698       -17       263         0      -659 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     52.0      72.7      11.9       5.3       8.4       9.3       0.7       7.6       6.0       0.9       4.2 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    82                     :
:       45        39         5         7         8         6         .         5        12         .         8 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of December 4, 2012           
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
MID-C FINANCIAL PEAK OTC - ICE FUTURES ENERGY DIV   (Contracts of 400 MWh)                                     :
CFTC Code #064391                                                    Open Interest is    61,825                :
: Positions                                                                                                    :
:   43,725    50,171    10,719     3,577     5,352         0       806     1,644       256       146       129 :
:                                                                                                              :
: Changes from:     November 27, 2012                                                                          :
:   -1,466      -192     1,014      -232      -670         0       155      -282       256        73        52 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     70.7      81.2      17.3       5.8       8.7       0.0       1.3       2.7       0.4       0.2       0.2 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    34                     :
:       19        22         .         .         5         0         .         .         .         .         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of December 4, 2012           
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
MID-C FINANCIAL OFF-PEAK OTC - ICE FUTURES ENERGY DIV   (Contracts of 25 MWh)                                  :
CFTC Code #064392                                                    Open Interest is   507,213                :
: Positions                                                                                                    :
:  424,179   357,615    31,422    88,136    49,036         0     9,122     1,961         0       728       615 :
:                                                                                                              :
: Changes from:     November 27, 2012                                                                          :
:  -16,374   -18,470       941     4,029    -2,403         0       642      -642       -16    -1,650       -41 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     83.6      70.5       6.2      17.4       9.7       0.0       1.8       0.4       0.0       0.1       0.1 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    35                     :
:       20        24         .         .         4         0         .         .         0         .         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of December 4, 2012           
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
PJM WH OFF PEAK REAL TIME OTC - ICE FUTURES ENERGY DIV   (Contracts of 50 Megawatt Hours)                      :
CFTC Code #064394                                                    Open Interest is 1,695,992                :
: Positions                                                                                                    :
:1,089,556 1,362,839   203,863   168,104    71,446   223,232    37,474    22,010    59,838     8,072    26,047 :
:                                                                                                              :
: Changes from:     November 27, 2012                                                                          :
:    5,198   -69,436    -2,897    12,517     7,369   -37,287    26,985    -4,707     3,356    -1,696    10,468 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     64.2      80.4      12.0       9.9       4.2      13.2       2.2       1.3       3.5       0.5       1.5 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    61                     :
:       35        38         4         5         5         .         .         .         4         .         5 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of December 4, 2012           
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
SP15 FIN DAYAHEAD LPM PEAK OTC - ICE FUTURES ENERGY DIV   (Contracts of 400 Megawatt Hours)                    :
CFTC Code #064395                                                    Open Interest is    71,870                :
: Positions                                                                                                    :
:   52,739    53,463     4,226     3,297    11,211         0        77     3,281       179       307       234 :
:                                                                                                              :
: Changes from:     November 27, 2012                                                                          :
:      632       691        36      -261        11         0       -73      -100       -54       257        78 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     73.4      74.4       5.9       4.6      15.6       0.0       0.1       4.6       0.2       0.4       0.3 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    46                     :
:       29        29         .         5         5         0         .         .         .         .         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of December 4, 2012           
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
SP15 FIN DA LPM OFF PEAK OTC - ICE FUTURES ENERGY DIV   (Contracts of 25 Megawatt Hours)                       :
CFTC Code #064396                                                    Open Interest is   460,551                :
: Positions                                                                                                    :
:  286,151   383,593   147,409    68,773     7,204    13,957         0       981     4,849         0         0 :
:                                                                                                              :
: Changes from:     November 27, 2012                                                                          :
:    2,388     1,578    -2,953       608      -688     1,438         0       981     1,313         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     62.1      83.3      32.0      14.9       1.6       3.0       0.0       0.2       1.1       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    31                     :
:       16        18         .         .         .         .         0         .         .         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of December 4, 2012           
:                                             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    54,652                :
: Positions                                                                                                    :
:   41,615    13,073       568    30,202     4,684       140     1,857     2,947     3,438       799        60 :
:                                                                                                              :
: Changes from:     November 27, 2012                                                                          :
:   -2,737    -3,978      -152       534       -32      -140      -211      -967       -50       449      -339 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     76.1      23.9       1.0      55.3       8.6       0.3       3.4       5.4       6.3       1.5       0.1 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    41                     :
:       24        22         .         5         6         .         .         .         .         .         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of December 4, 2012           
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
NYISO ZONE A LBMP SWAP - NEW YORK MERCANTILE EXCHANGE   (CONTRACTS 0F 400 MEGAWATT HOURS)                      :
CFTC Code #06465A                                                    Open Interest is     6,098                :
: Positions                                                                                                    :
:    4,450     5,135       844       564        64         0         0         0        84         0         0 :
:                                                                                                              :
: Changes from:     November 27, 2012                                                                          :
:        .         .         .         .         .         .         .         .         .         .         . :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     73.0      84.2      13.8       9.2       1.0       0.0       0.0       0.0       1.4       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    20                     :
:       13        13         .         .         .         0         0         0         .         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of December 4, 2012           
:                                             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    13,746                :
: Positions                                                                                                    :
:    7,259     9,136     1,001       690     1,526     1,270         0     1,456         0       294       120 :
:                                                                                                              :
: Changes from:     November 27, 2012                                                                          :
:     -698      -913      -171        30       -24       -96         0        36         0         8        -8 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     52.8      66.5       7.3       5.0      11.1       9.2       0.0      10.6       0.0       2.1       0.9 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    27                     :
:       16        13         .         .         4         .         0         .         0         .         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of December 4, 2012           
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
NORTH ILL CAL MONTH LMP SWAP - NEW YORK MERCANTILE EXCHANGE   (40 MEGAWATT HOURS PER PEAK DAY)                 :
CFTC Code #06465I                                                    Open Interest is     7,652                :
: Positions                                                                                                    :
:    5,940     3,218       104     1,322       194         0     1,544         0         0         0         0 :
:                                                                                                              :
: Changes from:     November 27, 2012                                                                          :
:     -620      -372        54      -102       -30         0       214      -124         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     77.6      42.1       1.4      17.3       2.5       0.0      20.2       0.0       0.0       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    20                     :
:       15        10         .         .         .         0         .         0         0         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of December 4, 2012           
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
AEP DAYTON CAL MONTH LMP SWAP - NEW YORK MERCANTILE EXCHANGE   (40 MEGAWATT HOURS PER PEAK DAY)                :
CFTC Code #06465K                                                    Open Interest is    11,381                :
: Positions                                                                                                    :
:    5,667     8,957     1,442         0     1,046       496       440       414     1,730         0        68 :
:                                                                                                              :
: Changes from:     November 27, 2012                                                                          :
:     -473      -531        80         0      -154       -30         0         0         0         0        18 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     49.8      78.7      12.7       0.0       9.2       4.4       3.9       3.6      15.2       0.0       0.6 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    27                     :
:       13        17         5         0         4         .         .         .         .         0         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of December 4, 2012           
:                                             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    18,804                :
: Positions                                                                                                    :
:   11,945    13,388     1,746       652     2,356        18     1,080       580       512         0        18 :
:                                                                                                              :
: Changes from:     November 27, 2012                                                                          :
:   -1,081      -486       196      -284      -358        18      -212       -18       -50         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     63.5      71.2       9.3       3.5      12.5       0.1       5.7       3.1       2.7       0.0       0.1 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    34                     :
:       21        20         4         .         6         .         .         .         .         0         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of December 4, 2012           
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
NORTH ILL OFF PK LMP SWAP - NEW YORK MERCANTILE EXCHANGE   (2.5 MEGAWATTS PER OFF PEAK HRS)                    :
CFTC Code #06465N                                                    Open Interest is     7,856                :
: Positions                                                                                                    :
:    3,872     4,450       371       609       776     1,010         0       120         0         0         0 :
:                                                                                                              :
: Changes from:     November 27, 2012                                                                          :
:     -284      -548        69       -13       -66      -120         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     49.3      56.6       4.7       7.8       9.9      12.9       0.0       1.5       0.0       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    21                     :
:       15        12         .         .         .         .         0         .         0         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of December 4, 2012           
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
AEP DAYTON OFF PK LMP SWAP - NEW YORK MERCANTILE EXCHANGE   (2.5 MEGAWATTS PER OFF PEAK HRS)                   :
CFTC Code #06465O                                                    Open Interest is    10,960                :
: Positions                                                                                                    :
:    4,236     4,936     1,000        86     1,518         0     1,506       124       794         0     1,536 :
:                                                                                                              :
: Changes from:     November 27, 2012                                                                          :
:     -964      -857       304        34      -338         0      -144       -10      -160         0        40 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     38.6      45.0       9.1       0.8      13.9       0.0      13.7       1.1       7.2       0.0      14.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    20                     :
:       12        12         .         .         .         0         .         .         .         0         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of December 4, 2012           
:                                             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    10,508                :
: Positions                                                                                                    :
:    6,137     5,300     1,451     1,355       773         0     1,070       804         0       806         0 :
:                                                                                                              :
: Changes from:     November 27, 2012                                                                          :
:      -77      -330        59       -35       -59       -88        62       -72         0      -166         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     58.4      50.4      13.8      12.9       7.4       0.0      10.2       7.7       0.0       7.7       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    23                     :
:       15        10         .         .         4         0         .         .         0         .         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of December 4, 2012           
:                                             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   (Contracts of 80 Megawatt Hours)                     :
CFTC Code #064A34                                                    Open Interest is    53,462                :
: Positions                                                                                                    :
:   48,228    44,537     3,155     6,846     2,079         0         0         0         0         0         0 :
:                                                                                                              :
: Changes from:     November 27, 2012                                                                          :
:   -2,181    -1,209       663      -309        -3         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     90.2      83.3       5.9      12.8       3.9       0.0       0.0       0.0       0.0       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    31                     :
:       19        15         4         .         .         0         0         0         0         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of December 4, 2012           
:                                             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 OFF PEAK DAY AHEAD - NEW YORK MERCANTILE EXCHANGE   (Contracts of 5 Megawatt Hours)                  :
CFTC Code #064A35                                                    Open Interest is   834,103                :
: Positions                                                                                                    :
:  753,137   697,527    43,526    99,136    37,440         0         0         0         0         0         0 :
:                                                                                                              :
: Changes from:     November 27, 2012                                                                          :
:  -42,343   -44,388    -2,695      -650         0         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     90.3      83.6       5.2      11.9       4.5       0.0       0.0       0.0       0.0       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    27                     :
:       15        15         .         .         .         0         0         0         0         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of December 4, 2012           
:                                             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   (Contracts of 80 Megawatt Hours)                   :
CFTC Code #064A56                                                    Open Interest is    67,722                :
: Positions                                                                                                    :
:   40,731    66,398    25,256       522       675         0         0         0       805         0         0 :
:                                                                                                              :
: Changes from:     November 27, 2012                                                                          :
:   -3,024    -6,279    -3,507      -231       210         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     60.1      98.0      37.3       0.8       1.0       0.0       0.0       0.0       1.2       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    38                     :
:       13        24         4         .         .         0         0         0         .         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of December 4, 2012           
:                                             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   (Contracts of 5 MEGAWATT HOURS)                :
CFTC Code #064A57                                                    Open Interest is   889,446                :
: Positions                                                                                                    :
:  623,569   865,463   244,310     3,264    20,719         0         0         0       848         0         0 :
:                                                                                                              :
: Changes from:     November 27, 2012                                                                          :
:  -52,399  -101,679   -50,820    -1,540         0         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     70.1      97.3      27.5       0.4       2.3       0.0       0.0       0.0       0.1       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    36                     :
:       16        21         4         .         .         0         0         0         .         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of December 4, 2012           
:                                             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   (Contracts of 80 Megawatt Hours)                   :
CFTC Code #064A58                                                    Open Interest is    54,690                :
: Positions                                                                                                    :
:   34,332    36,856     8,027    11,288     4,286     4,895         0     2,260       635         0         0 :
:                                                                                                              :
: Changes from:     November 27, 2012                                                                          :
:   -1,675    -1,591        84      -105      -210         0         0    -1,260      -105         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     62.8      67.4      14.7      20.6       7.8       9.0       0.0       4.1       1.2       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    35                     :
:       22        15         4         .         5         .         0         .         .         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of December 4, 2012           
:                                             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   (Contracts of 5 Megawatt Hours)                :
CFTC Code #064A59                                                    Open Interest is 1,104,678                :
: Positions                                                                                                    :
:  952,195   603,766    43,392   326,873    67,874         0    97,840         0    32,892         0     8,325 :
:                                                                                                              :
: Changes from:     November 27, 2012                                                                          :
:  -56,863   -30,298    -1,155   -27,335    -1,155         0    -3,850         0    -3,465         0    -2,310 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     86.2      54.7       3.9      29.6       6.1       0.0       8.9       0.0       3.0       0.0       0.8 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    41                     :
:       23        20         .         5         5         0         .         0         4         0         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of December 4, 2012           
:                                             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   (Contracts of 80 Megawatt Hours)                :
CFTC Code #064A60                                                    Open Interest is    39,192                :
: Positions                                                                                                    :
:   28,402    31,015     9,770     3,465     1,000         0     2,182         0         0     1,275         0 :
:                                                                                                              :
: Changes from:     November 27, 2012                                                                          :
:   -2,649    -2,355        75      -135      -537         0       -21         0         0       -84         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     72.5      79.1      24.9       8.8       2.6       0.0       5.6       0.0       0.0       3.3       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    27                     :
:       15        12         .         .         .         0         .         0         0         .         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of December 4, 2012           
:                                             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 HUB 5 MW PEAK SWAP - NEW YORK MERCANTILE EXCHANGE   (Contracts of 80 Megawatt Hours)                 :
CFTC Code #064A63                                                    Open Interest is    35,722                :
: Positions                                                                                                    :
:   23,992    28,627    11,130     1,495       400       200     5,200         0         0         0         0 :
:                                                                                                              :
: Changes from:     November 27, 2012                                                                          :
:   -1,216    -2,819       336     1,044      -420      -210      -105         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     67.2      80.1      31.2       4.2       1.1       0.6      14.6       0.0       0.0       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    30                     :
:       13        18         .         .         .         .         .         0         0         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of December 4, 2012           
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
PJM AEP DAY HUB 5 MW PEAK SWAP - NEW YORK MERCANTILE EXCHANGE   (Contracts of 80 Megawatt Hours)               :
CFTC Code #064A64                                                    Open Interest is    20,093                :
: Positions                                                                                                    :
:   11,473    12,301       500     3,827     1,940     1,355         0     1,495     2,800         0       530 :
:                                                                                                              :
: Changes from:     November 27, 2012                                                                          :
:     -189    -2,016      -525      -609      -693      -315         0         0    -1,596         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     57.1      61.2       2.5      19.0       9.7       6.7       0.0       7.4      13.9       0.0       2.6 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    22                     :
:        7        14         .         .         .         .         0         .         .         0         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of December 4, 2012           
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
NYISO ZONE A 5 MW PEAK SWAP - NEW YORK MERCANTILE EXCHANGE   (Contracts of 80 Megawatt Hours)                  :
CFTC Code #064A66                                                    Open Interest is     7,880                :
: Positions                                                                                                    :
:    7,479     5,970         0       510         0       126         0         0         0         0         0 :
:                                                                                                              :
: Changes from:     November 27, 2012                                                                          :
:        .         .         .         .         .         .         .         .         .         .         . :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     94.9      75.8       0.0       6.5       0.0       1.6       0.0       0.0       0.0       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    20                     :
:       14        13         0         .         0         .         0         0         0         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of December 4, 2012           
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
NYISO ZONE G 5 MW PEAK SWAP - NEW YORK MERCANTILE EXCHANGE   (Contracts of 80 Megawatt Hours)                  :
CFTC Code #064A68                                                    Open Interest is    20,395                :
: Positions                                                                                                    :
:   14,974    14,305     2,733     2,104     1,565         0       526         0        60     1,875         0 :
:                                                                                                              :
: Changes from:     November 27, 2012                                                                          :
:    2,639     4,374     1,417      -336      -198         0       105         0       -63       105         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     73.4      70.1      13.4      10.3       7.7       0.0       2.6       0.0       0.3       9.2       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    29                     :
:       16        10         .         .         .         0         .         0         .         .         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of December 4, 2012           
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
NYISO ZONE J 5 MW PEAK SWAP - NEW YORK MERCANTILE EXCHANGE   (Contracts of 80 Megawatt Hours)                  :
CFTC Code #064A69                                                    Open Interest is    12,310                :
: Positions                                                                                                    :
:    9,415     9,168     2,048     2,423       510         0         0         0         0        60         0 :
:                                                                                                              :
: Changes from:     November 27, 2012                                                                          :
:      -60       -61      -126       -84       -42         0         0         0         0       -63         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     76.5      74.5      16.6      19.7       4.1       0.0       0.0       0.0       0.0       0.5       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    21                     :
:       13        10         .         .         .         0         0         0         0         .         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of December 4, 2012           
:                                             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   (Contracts of 5 Megawatt Hours)                 :
CFTC Code #064A78                                                    Open Interest is   606,899                :
: Positions                                                                                                    :
:  425,248   474,104   145,955    76,136    12,296         0        80    23,400         0    20,883         0 :
:                                                                                                              :
: Changes from:     November 27, 2012                                                                          :
:  -77,505   -47,740    14,940    -9,435    -7,120         0         0         0         0    -5,390         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     70.1      78.1      24.0      12.5       2.0       0.0       0.0       3.9       0.0       3.4       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    26                     :
:       17        10         .         .         .         0         .         .         0         .         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of December 4, 2012           
:                                             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 HUB 5 OFF PEAK SWAP - NEW YORK MERCANTILE EXCHANGE   (Contracts of 5 Megawatt Hours)                 :
CFTC Code #064A79                                                    Open Interest is   848,738                :
: Positions                                                                                                    :
:  610,658   579,066   182,216    98,688    51,624     4,240   119,360         0         0         0         0 :
:                                                                                                              :
: Changes from:     November 27, 2012                                                                          :
:  -32,725   -56,980   -28,875    -4,620         0    -3,850    -3,850         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     71.9      68.2      21.5      11.6       6.1       0.5      14.1       0.0       0.0       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    28                     :
:       14        17         .         .         .         .         .         0         0         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of December 4, 2012           
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
PJM AEP DAYTON OFF PEAK SWAP - NEW YORK MERCANTILE EXCHANGE   (Contracts of 5 Megawatt Hours)                  :
CFTC Code #064A80                                                    Open Interest is   443,885                :
: Positions                                                                                                    :
:  139,250   316,085   123,936         0    65,416    76,893         0     1,272       424    24,418    36,694 :
:                                                                                                              :
: Changes from:     November 27, 2012                                                                          :
:  -10,063   -16,993    22,051    -1,049   -25,901    -4,620         0         0      -992    24,418   -24,803 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     31.4      71.2      27.9       0.0      14.7      17.3       0.0       0.3       0.1       5.5       8.3 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    24                     :
:        9        13         5         0         .         .         0         .         .         .         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of December 4, 2012           
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
NYISO ZONE G5 MW OFF PEAK SWAP - NEW YORK MERCANTILE EXCHANGE   (Contracts of 5 Megawatt Hours)                :
CFTC Code #064A84                                                    Open Interest is   201,064                :
: Positions                                                                                                    :
:  150,024   107,480    42,560    80,424     8,480         0         0         0         0     4,680         0 :
:                                                                                                              :
: Changes from:     November 27, 2012                                                                          :
:  -13,920       505    26,441    12,016    -6,891         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     74.6      53.5      21.2      40.0       4.2       0.0       0.0       0.0       0.0       2.3       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    23                     :
:       12         9         .         .         .         0         0         0         0         .         0 :
----------------------------------------------------------------------------------------------------------------
 

Updated December 7, 2012