```
NATURAL GAS ICE HENRY HUB - ICE OTC                                                                     Code-023391
Commitments of Traders with Delta-adjusted Options and Futures Combined, August 21, 2012                 
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : (Contracts of 2,500  MMBTU'S)                                              :
     :          :                                                                            :
All  : 4,702,064:   591,092    242,208  1,405,943  2,688,702  3,043,082  4,685,737  4,691,233:    16,327     10,831
Old  : 4,702,064:   591,092    242,208  1,405,943  2,688,702  3,043,082  4,685,737  4,691,233:    16,327     10,831
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: August 14, 2012                      :
     :   -73,293:   -34,762     24,475    -59,269     21,858    -37,967    -72,173    -72,761:    -1,120       -532
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      12.6        5.2       29.9       57.2       64.7       99.7       99.8:       0.3        0.2
Old  :     100.0:      12.6        5.2       29.9       57.2       64.7       99.7       99.8:       0.3        0.2
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :       218:        42         23         58        142        136        206        199:
Old  :       218:        42         23         58        142        136        206        199:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 22.6       22.3       37.5       36.5       16.5       18.3       24.4       26.8
Old  :                 22.6       22.3       37.5       36.5       16.5       18.3       24.4       26.8
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
SOCAL BORDER FIN BASIS - ICE OTC                                                                        Code-023393
Commitments of Traders with Delta-adjusted Options and Futures Combined, August 21, 2012                 
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : (Contracts of 2,500  MMBTU'S)                                              :
     :          :                                                                            :
All  :   295,151:     3,168     14,508      5,226    272,600    273,055    280,994    292,789:    14,157      2,362
Old  :   295,151:     3,168     14,508      5,226    272,600    273,055    280,994    292,789:    14,157      2,362
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: August 14, 2012                      :
     :     3,485:    -1,258      1,451      2,019      1,751        184      2,512      3,654:       973       -169
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       1.1        4.9        1.8       92.4       92.5       95.2       99.2:       4.8        0.8
Old  :     100.0:       1.1        4.9        1.8       92.4       92.5       95.2       99.2:       4.8        0.8
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        54:         6          5          6         39         38         48         46:
Old  :        54:         6          5          6         39         38         48         46:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 48.1       58.1       65.4       72.7       45.1       47.1       56.4       59.8
Old  :                 48.1       58.1       65.4       72.7       45.1       47.1       56.4       59.8
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
PG&E CITYGATE FIN BASIS - ICE OTC                                                                       Code-023394
Commitments of Traders with Delta-adjusted Options and Futures Combined, August 21, 2012                 
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : (Contracts of 2,500  MMBTU'S)                                              :
     :          :                                                                            :
All  :   157,052:     1,057      6,707      2,915    150,089    143,880    154,061    153,502:     2,991      3,550
Old  :   157,052:     1,057      6,707      2,915    150,089    143,880    154,061    153,502:     2,991      3,550
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: August 14, 2012                      :
     :     7,312:     1,057        489        132      6,934      6,354      8,123      6,975:      -811        337
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.7        4.3        1.9       95.6       91.6       98.1       97.7:       1.9        2.3
Old  :     100.0:       0.7        4.3        1.9       95.6       91.6       98.1       97.7:       1.9        2.3
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        38:         1          3          2         30         33         33         36:
Old  :        38:         1          3          2         30         33         33         36:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 64.1       39.1       80.6       56.2       53.5       35.8       61.0       46.8
Old  :                 64.1       39.1       80.6       56.2       53.5       35.8       61.0       46.8
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
NWP ROCKIES FIN BASIS - ICE OTC                                                                         Code-023395
Commitments of Traders with Delta-adjusted Options and Futures Combined, August 21, 2012                 
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : (Contracts of 2,500  MMBTU'S)                                              :
     :          :                                                                            :
All  :   262,934:     2,010      7,380      3,323    251,884    244,784    257,217    255,487:     5,717      7,447
Old  :   262,934:     2,010      7,380      3,323    251,884    244,784    257,217    255,487:     5,717      7,447
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: August 14, 2012                      :
     :     8,043:    -1,392        601      1,473      6,583      7,981      6,664     10,055:     1,379     -2,012
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.8        2.8        1.3       95.8       93.1       97.8       97.2:       2.2        2.8
Old  :     100.0:       0.8        2.8        1.3       95.8       93.1       97.8       97.2:       2.2        2.8
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        44:         1          2          3         34         34         37         37:
Old  :        44:         1          2          3         34         34         37         37:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 50.7       42.4       73.7       64.3       46.1       27.4       60.1       47.7
Old  :                 50.7       42.4       73.7       64.3       46.1       27.4       60.1       47.7
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
AECO FIN BASIS - ICE OTC                                                                                Code-023396
Commitments of Traders with Delta-adjusted Options and Futures Combined, August 21, 2012                 
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : (Contracts of 2,500  MMBTU'S)                                              :
     :          :                                                                            :
All  :   739,292:     5,316      4,609     20,277    711,845    711,278    737,438    736,164:     1,854      3,128
Old  :   739,292:     5,316      4,609     20,277    711,845    711,278    737,438    736,164:     1,854      3,128
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: August 14, 2012                      :
     :     1,171:      -320       -374        704        698        872      1,082      1,202:        89        -31
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.7        0.6        2.7       96.3       96.2       99.7       99.6:       0.3        0.4
Old  :     100.0:       0.7        0.6        2.7       96.3       96.2       99.7       99.6:       0.3        0.4
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        68:         3          5          8         57         46         65         54:
Old  :        68:         3          5          8         57         46         65         54:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 37.3       40.6       55.0       60.4       22.8       35.6       38.0       47.1
Old  :                 37.3       40.6       55.0       60.4       22.8       35.6       38.0       47.1
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
CHICAGO FIN BASIS - ICE OTC                                                                             Code-023397
Commitments of Traders with Delta-adjusted Options and Futures Combined, August 21, 2012                 
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : (Contracts of 2,500  MMBTU'S)                                              :
     :          :                                                                            :
All  :   216,057:     2,720          0      1,608    206,545    210,780    210,873    212,388:     5,184      3,669
Old  :   216,057:     2,720          0      1,608    206,545    210,780    210,873    212,388:     5,184      3,669
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: August 14, 2012                      :
     :     1,392:       396       -393       -196      1,497      1,981      1,697      1,392:      -305          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       1.3        0.0        0.7       95.6       97.6       97.6       98.3:       2.4        1.7
Old  :     100.0:       1.3        0.0        0.7       95.6       97.6       97.6       98.3:       2.4        1.7
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        46:         4          0          2         33         32         37         34:
Old  :        46:         4          0          2         33         32         37         34:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 47.6       57.2       71.4       74.8       37.8       57.0       58.0       69.3
Old  :                 47.6       57.2       71.4       74.8       37.8       57.0       58.0       69.3
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
HSC FIN BASIS - ICE OTC                                                                                 Code-023398
Commitments of Traders with Delta-adjusted Options and Futures Combined, August 21, 2012                 
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : (Contracts of 2,500  MMBTU'S)                                              :
     :          :                                                                            :
All  :   284,639:    22,383      1,588     13,395    241,819    260,676    277,597    275,659:     7,042      8,980
Old  :   284,639:    22,383      1,588     13,395    241,819    260,676    277,597    275,659:     7,042      8,980
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: August 14, 2012                      :
     :     5,187:      -142        478     -4,583      8,508      9,168      3,783      5,063:     1,404        124
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       7.9        0.6        4.7       85.0       91.6       97.5       96.8:       2.5        3.2
Old  :     100.0:       7.9        0.6        4.7       85.0       91.6       97.5       96.8:       2.5        3.2
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        54:         3          3          5         39         42         44         48:
Old  :        54:         3          3          5         39         42         44         48:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 39.6       40.4       57.0       56.0       32.7       38.8       48.5       51.3
Old  :                 39.6       40.4       57.0       56.0       32.7       38.8       48.5       51.3
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
WAHA FIN BASIS - ICE OTC                                                                                Code-023399
Commitments of Traders with Delta-adjusted Options and Futures Combined, August 21, 2012                 
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : (Contracts of 2,500  MMBTU'S)                                              :
     :          :                                                                            :
All  :   141,903:    13,397        300      6,197    119,221    129,182    138,815    135,679:     3,088      6,224
Old  :   141,903:    13,397        300      6,197    119,221    129,182    138,815    135,679:     3,088      6,224
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: August 14, 2012                      :
     :     1,009:    -2,625        300      1,601      2,336        322      1,312      2,223:      -303     -1,214
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       9.4        0.2        4.4       84.0       91.0       97.8       95.6:       2.2        4.4
Old  :     100.0:       9.4        0.2        4.4       84.0       91.0       97.8       95.6:       2.2        4.4
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        49:         7          1          4         35         33         42         38:
Old  :        49:         7          1          4         35         33         42         38:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 50.2       46.1       65.3       65.6       42.7       43.1       53.5       51.9
Old  :                 50.2       46.1       65.3       65.6       42.7       43.1       53.5       51.9
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
```

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Updated August 24, 2012