```
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of April 23, 2013             
:                                             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     7,285                :
: Positions                                                                                                    :
:    3,850     5,310         0       930        45     1,245         0         0     1,395       440       415 :
:                                                                                                              :
: Changes from:     April 16, 2013                                                                             :
:      145       305         0        45       -15       -30         0         0       165         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     52.8      72.9       0.0      12.8       0.6      17.1       0.0       0.0      19.1       6.0       5.7 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    23                     :
:       10        11         0         .         .         .         0         0         .         .         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of April 23, 2013             
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
POWDER RIVER BASIN COAL SWAP - NEW YORK MERCANTILE EXCHANGE   (CONTRACTS OF 1,000 TONS)                        :
CFTC Code #024653                                                    Open Interest is    20,657                :
: Positions                                                                                                    :
:   11,129    11,817       820       611     2,058       305       205         0       795       457     5,374 :
:                                                                                                              :
: Changes from:     April 16, 2013                                                                             :
:      300       696       150       -64         4        60         0         0       120        -2       106 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     53.9      57.2       4.0       3.0      10.0       1.5       1.0       0.0       3.8       2.2      26.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    21                     :
:       12        10         .         .         .         .         .         0         .         .         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of April 23, 2013             
:                                             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    53,137                :
: Positions                                                                                                    :
:   20,631    19,653     1,530     1,285     3,636         0     5,234     3,307    12,092     8,076    11,041 :
:                                                                                                              :
: Changes from:     April 16, 2013                                                                             :
:      -31      -674      -100      -141       337         0       555       100       267       526      -799 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     38.8      37.0       2.9       2.4       6.8       0.0       9.9       6.2      22.8      15.2      20.8 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    48                     :
:       14        12         .         .         4         0         4         .        11        15        23 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of April 23, 2013             
:                                             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    19,081                :
: Positions                                                                                                    :
:    7,885     7,210       330     1,277       210     2,505       150       540     4,262     5,885     3,214 :
:                                                                                                              :
: Changes from:     April 16, 2013                                                                             :
:      470       -75         0         3       -15       160         0       -20      -184       453       329 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     41.3      37.8       1.7       6.7       1.1      13.1       0.8       2.8      22.3      30.8      16.8 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    35                     :
:        8         8         .         .         .         .         .         .         6        14        18 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of April 23, 2013             
:                                             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    93,900                :
: Positions                                                                                                    :
:   62,556    39,143       270    25,139    20,004       502     1,584     5,255     2,167         2       660 :
:                                                                                                              :
: Changes from:     April 16, 2013                                                                             :
:      495       119         0       160       114       -26       121        -7       121         2       421 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     66.6      41.7       0.3      26.8      21.3       0.5       1.7       5.6       2.3       0.0       0.7 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    42                     :
:       25        26         .         5         6         .         .         .         4         .         4 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of April 23, 2013             
:                                             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 LBMP SWAP - NEW YORK MERCANTILE EXCHANGE   (CONTRACTS 0F 400 MEGAWATT HOURS)                      :
CFTC Code #06465B                                                    Open Interest is     6,590                :
: Positions                                                                                                    :
:    4,674     5,456       699       259       363        44         0         0         0         0         0 :
:                                                                                                              :
: Changes from:     April 16, 2013                                                                             :
:        0         0         0         0         0         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     70.9      82.8      10.6       3.9       5.5       0.7       0.0       0.0       0.0       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    20                     :
:        8        11         .         .         .         .         0         0         0         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of April 23, 2013             
:                                             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    14,969                :
: Positions                                                                                                    :
:    7,982     9,530       468     1,229     2,417     1,933         0       988       128         0        62 :
:                                                                                                              :
: Changes from:     April 16, 2013                                                                             :
:       12       -27        -4        51        11        15         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     53.3      63.7       3.1       8.2      16.1      12.9       0.0       6.6       0.9       0.0       0.4 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    21                     :
:       14         9         .         .         4         .         0         .         .         0         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of April 23, 2013             
:                                             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     6,358                :
: Positions                                                                                                    :
:    5,343     2,792         0     1,409        17         0     1,144         0         0         0         0 :
:                                                                                                              :
: Changes from:     April 16, 2013                                                                             :
:        0         0         0         0         0         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     84.0      43.9       0.0      22.2       0.3       0.0      18.0       0.0       0.0       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    20                     :
:       16        11         0         .         .         0         .         0         0         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of April 23, 2013             
:                                             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    11,045                :
: Positions                                                                                                    :
:    5,391     8,031     1,740         0       972       868       360       272       230         0       898 :
:                                                                                                              :
: Changes from:     April 16, 2013                                                                             :
:       20        20         0         0         0         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     48.8      72.7      15.8       0.0       8.8       7.9       3.3       2.5       2.1       0.0       8.1 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    26                     :
:       14        15         .         0         .         .         .         .         .         0         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of April 23, 2013             
:                                             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    16,622                :
: Positions                                                                                                    :
:    9,898    11,474     1,560       450     1,806         0       516     1,414       270         0         0 :
:                                                                                                              :
: Changes from:     April 16, 2013                                                                             :
:      124       116         0         0         0         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     59.5      69.0       9.4       2.7      10.9       0.0       3.1       8.5       1.6       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    30                     :
:       19        17         4         .         4         0         .         .         .         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of April 23, 2013             
:                                             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    42,603                :
: Positions                                                                                                    :
:   37,607    36,690     2,869     3,914     1,999         0         0         0       128         0         0 :
:                                                                                                              :
: Changes from:     April 16, 2013                                                                             :
:        0         0         0         0         0         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     88.3      86.1       6.7       9.2       4.7       0.0       0.0       0.0       0.3       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    30                     :
:       18        15         .         .         .         0         0         0         .         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of April 23, 2013             
:                                             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   738,036                :
: Positions                                                                                                    :
:  642,547   648,602    46,672    40,617    48,817         0         0         0         0         0         0 :
:                                                                                                              :
: Changes from:     April 16, 2013                                                                             :
:        0         0         0         0         0         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     87.1      87.9       6.3       5.5       6.6       0.0       0.0       0.0       0.0       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    28                     :
:       19        14         .         .         .         0         0         0         0         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of April 23, 2013             
:                                             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    53,738                :
: Positions                                                                                                    :
:   35,171    51,331    15,247        88     2,275         0         0         0       790         0         0 :
:                                                                                                              :
: Changes from:     April 16, 2013                                                                             :
:      210       210         0         0         0         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     65.4      95.5      28.4       0.2       4.2       0.0       0.0       0.0       1.5       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    33                     :
:       12        22         4         .         .         0         0         0         .         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of April 23, 2013             
:                                             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   732,629                :
: Positions                                                                                                    :
:  563,701   641,590   151,968    74,079    16,960         0         0         0         0         0         0 :
:                                                                                                              :
: Changes from:     April 16, 2013                                                                             :
:   23,480    23,480         0         0         0         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     76.9      87.6      20.7      10.1       2.3       0.0       0.0       0.0       0.0       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    32                     :
:       14        19         .         .         .         0         0         0         0         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of April 23, 2013             
:                                             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    51,189                :
: Positions                                                                                                    :
:   33,391    36,161     8,606    10,621     2,852     5,755       740       110       220       705         0 :
:                                                                                                              :
: Changes from:     April 16, 2013                                                                             :
:      258       -66         0         0         0         0         0         0         0       324         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     65.2      70.6      16.8      20.7       5.6      11.2       1.4       0.2       0.4       1.4       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    34                     :
:       18        15         4         .         .         .         .         .         .         .         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of April 23, 2013             
:                                             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 1,214,477                :
: Positions                                                                                                    :
:  927,208   658,770   200,815   267,749    63,107         0   169,100         0    17,566    49,970     5,781 :
:                                                                                                              :
: Changes from:     April 16, 2013                                                                             :
:        0    -3,170         0         0         0         0         0         0         0     3,170         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     76.3      54.2      16.5      22.0       5.2       0.0      13.9       0.0       1.4       4.1       0.5 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    41                     :
:       19        18         .         4         4         0         .         0         .         .         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of April 23, 2013             
:                                             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    34,055                :
: Positions                                                                                                    :
:   21,116    26,730    12,813       960         0         0     6,365         0       126         0         0 :
:                                                                                                              :
: Changes from:     April 16, 2013                                                                             :
:        0       126         0         0         0         0         0         0       126         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     62.0      78.5      37.6       2.8       0.0       0.0      18.7       0.0       0.4       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    25                     :
:       12        14         .         .         0         0         .         0         .         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of April 23, 2013             
:                                             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    26,571                :
: Positions                                                                                                    :
:   17,458    14,565         0     5,786     1,280     2,545         0     1,600       664       316     3,024 :
:                                                                                                              :
: Changes from:     April 16, 2013                                                                             :
:      286       664         0         0         0     1,275         0         0      -581       316       959 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     65.7      54.8       0.0      21.8       4.8       9.6       0.0       6.0       2.5       1.2      11.4 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    23                     :
:       10        11         0         4         .         .         0         .         .         .         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of April 23, 2013             
:                                             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    31,711                :
: Positions                                                                                                    :
:   27,991    23,144     1,500     5,379     2,028         0         0         0         0     1,160         0 :
:                                                                                                              :
: Changes from:     April 16, 2013                                                                             :
:      302       456       154         0         0         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     88.3      73.0       4.7      17.0       6.4       0.0       0.0       0.0       0.0       3.7       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    26                     :
:       14        12         .         4         .         0         0         0         0         .         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of April 23, 2013             
:                                             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   462,325                :
: Positions                                                                                                    :
:  290,728   382,070   134,686    52,935         0         0     3,533    19,947    13,124         0     3,840 :
:                                                                                                              :
: Changes from:     April 16, 2013                                                                             :
:        0     7,074         0         0         0         0         0         0     7,074         0    -1,960 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     62.9      82.6      29.1      11.4       0.0       0.0       0.8       4.3       2.8       0.0       0.8 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    24                     :
:       12        11         .         .         0         0         .         .         .         0         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of April 23, 2013             
:                                             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   904,019                :
: Positions                                                                                                    :
:  677,883   597,762   103,494    93,600    99,322         0    90,015    23,320         0         0         0 :
:                                                                                                              :
: Changes from:     April 16, 2013                                                                             :
:        0     3,920     3,920         0         0         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     75.0      66.1      11.4      10.4      11.0       0.0      10.0       2.6       0.0       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    28                     :
:       15        18         .         .         .         0         .         .         0         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of April 23, 2013             
:                                             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   725,151                :
: Positions                                                                                                    :
:  356,516   513,942   128,926    43,271    35,138   134,845         0         0    57,028   120,102    12,698 :
:                                                                                                              :
: Changes from:     April 16, 2013                                                                             :
:   55,697    63,229         0         0         0         0         0         0     9,492     1,960    -1,960 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     49.2      70.9      17.8       6.0       4.8      18.6       0.0       0.0       7.9      16.6       1.8 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    27                     :
:       11        13         4         .         4         .         0         0         .         .         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of April 23, 2013             
:                                             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 5MW OFF PEAK SWAP - NEW YORK MERCANTILE EXCHANGE   (Contracts of 5 Megawatt Hours)                :
CFTC Code #064A82                                                    Open Interest is   162,422                :
: Positions                                                                                                    :
:  132,097   132,105     1,104    17,796     3,161         0         0         0    16,700         0     9,360 :
:                                                                                                              :
: Changes from:     April 16, 2013                                                                             :
:        0     2,744         0         0         0         0         0         0     2,744         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     81.3      81.3       0.7      11.0       1.9       0.0       0.0       0.0      10.3       0.0       5.8 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    21                     :
:       11        13         .         .         .         0         0         0         .         0         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of April 23, 2013             
:                                             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   310,708                :
: Positions                                                                                                    :
:  244,266   160,102    23,708    47,441    42,734         0         0         0         0    60,431         0 :
:                                                                                                              :
: Changes from:     April 16, 2013                                                                             :
:   20,967    15,853     4,760         0         0         0         0         0         0     9,874         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     78.6      51.5       7.6      15.3      13.8       0.0       0.0       0.0       0.0      19.4       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    25                     :
:       13        11         .         .         .         0         0         0         0         .         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of April 23, 2013             
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
PJM ELEC OPT ON CALENDAR STRIP - NEW YORK MERCANTILE EXCHANGE   (40 MEGAWATT HOURS PER PEAK DAY)               :
CFTC Code #064B47                                                    Open Interest is     4,919                :
: Positions                                                                                                    :
:    1,714     3,971     2,181         0       768       116         0        43        46        80        45 :
:                                                                                                              :
: Changes from:     April 16, 2013                                                                             :
:       19        90        13         0        -2        64         0         2        -1         4        -2 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     34.8      80.7      44.3       0.0      15.6       2.4       0.0       0.9       0.9       1.6       0.9 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    23                     :
:       12        13         6         0         6         .         0         .         .         .         . :
----------------------------------------------------------------------------------------------------------------
```

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Updated April 26, 2013