```
NATURAL GAS ICE HENRY HUB - ICE OTC                                                                     Code-023391
Commitments of Traders with Delta-adjusted Options and Futures Combined, August 7, 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  : 4,811,266:   680,362    167,769  1,443,877  2,669,100  3,187,061  4,793,339  4,798,707:    17,927     12,559
Old  : 4,811,266:   680,362    167,769  1,443,877  2,669,100  3,187,061  4,793,339  4,798,707:    17,927     12,559
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: July 31, 2012                        :
     :    16,458:   -92,684     -7,011     41,590     65,793    -18,951     14,699     15,628:     1,759        830
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      14.1        3.5       30.0       55.5       66.2       99.6       99.7:       0.4        0.3
Old  :     100.0:      14.1        3.5       30.0       55.5       66.2       99.6       99.7:       0.4        0.3
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  :       220:        41         26         58        144        135        210        196:
Old  :       220:        41         26         58        144        135        210        196:
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  :                 23.3       22.2       39.1       37.4       16.7       19.3       24.6       28.0
Old  :                 23.3       22.2       39.1       37.4       16.7       19.3       24.6       28.0
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 7, 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  :   293,171:     5,469     11,070      3,809    270,546    274,638    279,824    289,517:    13,347      3,654
Old  :   293,171:     5,469     11,070      3,809    270,546    274,638    279,824    289,517:    13,347      3,654
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: July 31, 2012                        :
     :   -29,215:    -1,861     -1,322     -2,057    -25,333    -26,328    -29,251    -29,707:        36        492
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       1.9        3.8        1.3       92.3       93.7       95.4       98.8:       4.6        1.2
Old  :     100.0:       1.9        3.8        1.3       92.3       93.7       95.4       98.8:       4.6        1.2
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  :        53:         5          4          5         37         39         44         46:
Old  :        53:         5          4          5         37         39         44         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  :                 48.0       60.6       64.1       73.2       45.5       49.9       56.0       61.2
Old  :                 48.0       60.6       64.1       73.2       45.5       49.9       56.0       61.2
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 7, 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  :   151,339:         0      5,496      3,018    144,307    138,818    147,325    147,332:     4,014      4,007
Old  :   151,339:         0      5,496      3,018    144,307    138,818    147,325    147,332:     4,014      4,007
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: July 31, 2012                        :
     :   -14,859:      -561     -1,163       -628    -14,029    -14,335    -15,218    -16,126:       359      1,267
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.0        3.6        2.0       95.4       91.7       97.3       97.4:       2.7        2.6
Old  :     100.0:       0.0        3.6        2.0       95.4       91.7       97.3       97.4:       2.7        2.6
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  :        37:         0          3          2         29         31         31         34:
Old  :        37:         0          3          2         29         31         31         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  :                 67.1       41.5       83.2       59.4       57.8       39.6       65.2       51.8
Old  :                 67.1       41.5       83.2       59.4       57.8       39.6       65.2       51.8
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 7, 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  :   246,373:     3,162      6,727      1,893    236,088    228,188    241,143    236,808:     5,230      9,565
Old  :   246,373:     3,162      6,727      1,893    236,088    228,188    241,143    236,808:     5,230      9,565
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: July 31, 2012                        :
     :   -23,998:     1,290     -7,184        441    -24,950    -17,136    -23,219    -23,879:      -779       -119
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       1.3        2.7        0.8       95.8       92.6       97.9       96.1:       2.1        3.9
Old  :     100.0:       1.3        2.7        0.8       95.8       92.6       97.9       96.1:       2.1        3.9
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:         1          3          3         32         34         36         37:
Old  :        46:         1          3          3         32         34         36         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  :                 49.3       40.3       73.8       63.2       45.7       25.8       60.3       45.5
Old  :                 49.3       40.3       73.8       63.2       45.7       25.8       60.3       45.5
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 7, 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  :   727,472:     4,793      5,962     18,988    701,533    699,269    725,314    724,219:     2,158      3,253
Old  :   727,472:     4,793      5,962     18,988    701,533    699,269    725,314    724,219:     2,158      3,253
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: July 31, 2012                        :
     :   -20,952:     1,811        439       -792    -21,496    -18,806    -20,477    -19,159:      -475     -1,793
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.7        0.8        2.6       96.4       96.1       99.7       99.6:       0.3        0.4
Old  :     100.0:       0.7        0.8        2.6       96.4       96.1       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  :        67:         5          3          7         56         47         63         55:
Old  :        67:         5          3          7         56         47         63         55:
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  :                 38.0       39.2       55.7       58.5       22.5       34.9       38.5       46.6
Old  :                 38.0       39.2       55.7       58.5       22.5       34.9       38.5       46.6
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 7, 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  :   206,532:     4,071          0      1,217    194,479    200,912    199,767    202,129:     6,765      4,403
Old  :   206,532:     4,071          0      1,217    194,479    200,912    199,767    202,129:     6,765      4,403
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: July 31, 2012                        :
     :    -8,191:    -2,794          0        120     -4,373     -8,532     -7,047     -8,412:    -1,144        221
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       2.0        0.0        0.6       94.2       97.3       96.7       97.9:       3.3        2.1
Old  :     100.0:       2.0        0.0        0.6       94.2       97.3       96.7       97.9:       3.3        2.1
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  :        43:         3          0          2         30         30         33         32:
Old  :        43:         3          0          2         30         30         33         32:
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  :                 47.9       57.9       71.2       75.9       37.4       57.6       57.2       69.4
Old  :                 47.9       57.9       71.2       75.9       37.4       57.6       57.2       69.4
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 7, 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  :   276,620:    26,584        960     15,981    228,640    251,454    271,205    268,395:     5,415      8,225
Old  :   276,620:    26,584        960     15,981    228,640    251,454    271,205    268,395:     5,415      8,225
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: July 31, 2012                        :
     :   -30,330:     4,055       -120     -2,633    -31,147    -27,368    -29,725    -30,121:      -605       -209
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       9.6        0.3        5.8       82.7       90.9       98.0       97.0:       2.0        3.0
Old  :     100.0:       9.6        0.3        5.8       82.7       90.9       98.0       97.0:       2.0        3.0
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  :        55:         4          2          6         40         42         46         48:
Old  :        55:         4          2          6         40         42         46         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  :                 40.7       40.1       58.7       57.9       33.3       38.4       49.8       52.1
Old  :                 40.7       40.1       58.7       57.9       33.3       38.4       49.8       52.1
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 7, 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  :   138,479:    11,360          0      5,946    117,821    125,918    135,127    131,864:     3,352      6,615
Old  :   138,479:    11,360          0      5,946    117,821    125,918    135,127    131,864:     3,352      6,615
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: July 31, 2012                        :
     :   -10,266:     1,730          0        271    -13,565    -12,842    -11,564    -12,571:     1,298      2,305
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       8.2        0.0        4.3       85.1       90.9       97.6       95.2:       2.4        4.8
Old  :     100.0:       8.2        0.0        4.3       85.1       90.9       97.6       95.2:       2.4        4.8
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  :        45:         6          0          3         32         32         38         35:
Old  :        45:         6          0          3         32         32         38         35:
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  :                 52.1       46.5       66.7       65.0       44.1       43.4       55.1       52.2
Old  :                 52.1       46.5       66.7       65.0       44.1       43.4       55.1       52.2
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
```

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Updated August 10, 2012