```
NATURAL GAS ICE HENRY HUB - ICE OTC                                                                     Code-023391
Commitments of Traders with Delta-adjusted Options and Futures Combined, August 9, 2011                  
-------------------------------------------------------------------------------------------------------------------
     :   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  : 4,584,415:   449,564    326,634  1,411,442  2,688,787  2,818,852  4,549,793  4,556,928:    34,622     27,487
Old  : 4,584,415:   449,564    326,634  1,411,442  2,688,787  2,818,852  4,549,793  4,556,928:    34,622     27,487
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: August 2, 2011                       :
     :    78,937:   -71,444     39,267     38,249    113,619     -5,769     80,424     71,747:    -1,487      7,190
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       9.8        7.1       30.8       58.7       61.5       99.2       99.4:       0.8        0.6
Old  :     100.0:       9.8        7.1       30.8       58.7       61.5       99.2       99.4:       0.8        0.6
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  :       231:        40         41         68        140        139        216        213:
Old  :       231:        40         41         68        140        139        216        213:
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  :                 22.3       21.1       36.2       35.2       13.9       17.6       20.0       24.6
Old  :                 22.3       21.1       36.2       35.2       13.9       17.6       20.0       24.6
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 9, 2011                  
-------------------------------------------------------------------------------------------------------------------
     :   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  :   343,081:    17,049     12,093     20,245    293,504    306,633    330,798    338,971:    12,283      4,110
Old  :   343,081:    17,049     12,093     20,245    293,504    306,633    330,798    338,971:    12,283      4,110
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: August 2, 2011                       :
     :   -23,218:     4,942     -2,986     -1,407    -24,761    -18,732    -21,226    -23,125:    -1,992        -93
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       5.0        3.5        5.9       85.5       89.4       96.4       98.8:       3.6        1.2
Old  :     100.0:       5.0        3.5        5.9       85.5       89.4       96.4       98.8:       3.6        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  :        65:         9          4         11         44         45         57         56:
Old  :        65:         9          4         11         44         45         57         56:
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  :                 36.0       45.9       52.0       62.1       27.9       38.3       38.3       46.7
Old  :                 36.0       45.9       52.0       62.1       27.9       38.3       38.3       46.7
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 9, 2011                  
-------------------------------------------------------------------------------------------------------------------
     :   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  :   182,010:     9,514      2,082      3,831    164,671    172,847    178,016    178,760:     3,994      3,250
Old  :   182,010:     9,514      2,082      3,831    164,671    172,847    178,016    178,760:     3,994      3,250
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: August 2, 2011                       :
     :   -13,469:    -1,178     -1,854        -26    -11,279    -11,377    -12,483    -13,257:      -986       -212
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       5.2        1.1        2.1       90.5       95.0       97.8       98.2:       2.2        1.8
Old  :     100.0:       5.2        1.1        2.1       90.5       95.0       97.8       98.2:       2.2        1.8
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  :        50:         5          2          4         39         37         45         42:
Old  :        50:         5          2          4         39         37         45         42:
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  :                 44.9       42.9       59.3       63.5       38.6       39.9       48.6       53.6
Old  :                 44.9       42.9       59.3       63.5       38.6       39.9       48.6       53.6
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 9, 2011                  
-------------------------------------------------------------------------------------------------------------------
     :   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  :   312,896:     3,162     22,880      6,270    297,951    274,535    307,383    303,685:     5,513      9,211
Old  :   312,896:     3,162     22,880      6,270    297,951    274,535    307,383    303,685:     5,513      9,211
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: August 2, 2011                       :
     :    -4,525:     3,162      2,093     -3,851     -6,410     -5,034     -7,099     -6,792:     2,574      2,267
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       1.0        7.3        2.0       95.2       87.7       98.2       97.1:       1.8        2.9
Old  :     100.0:       1.0        7.3        2.0       95.2       87.7       98.2       97.1:       1.8        2.9
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  :        50:         1          7          4         38         35         42         43:
Old  :        50:         1          7          4         38         35         42         43:
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  :                 47.1       42.4       66.6       67.0       44.9       38.3       62.1       58.5
Old  :                 47.1       42.4       66.6       67.0       44.9       38.3       62.1       58.5
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 9, 2011                  
-------------------------------------------------------------------------------------------------------------------
     :   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  :   630,816:     1,830     42,460     20,397    604,824    564,345    627,051    627,202:     3,765      3,614
Old  :   630,816:     1,830     42,460     20,397    604,824    564,345    627,051    627,202:     3,765      3,614
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: August 2, 2011                       :
     :   -68,940:       123      7,559     -9,090    -61,335    -69,000    -70,302    -70,531:     1,362      1,591
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.3        6.7        3.2       95.9       89.5       99.4       99.4:       0.6        0.6
Old  :     100.0:       0.3        6.7        3.2       95.9       89.5       99.4       99.4:       0.6        0.6
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  :        73:         3          9         11         59         50         70         62:
Old  :        73:         3          9         11         59         50         70         62:
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  :                 30.4       38.0       47.4       53.4       25.7       29.2       38.3       39.1
Old  :                 30.4       38.0       47.4       53.4       25.7       29.2       38.3       39.1
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 9, 2011                  
-------------------------------------------------------------------------------------------------------------------
     :   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  :   198,417:     9,488     14,891      1,898    179,477    173,675    190,863    190,464:     7,554      7,953
Old  :   198,417:     9,488     14,891      1,898    179,477    173,675    190,863    190,464:     7,554      7,953
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: August 2, 2011                       :
     :    -9,171:     1,549      2,883     -3,077     -6,836     -8,234     -8,364     -8,428:      -807       -743
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       4.8        7.5        1.0       90.5       87.5       96.2       96.0:       3.8        4.0
Old  :     100.0:       4.8        7.5        1.0       90.5       87.5       96.2       96.0:       3.8        4.0
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  :        39:         2          1          2         30         28         32         31:
Old  :        39:         2          1          2         30         28         32         31:
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  :                 50.3       61.7       65.5       79.0       48.1       61.7       61.6       74.6
Old  :                 50.3       61.7       65.5       79.0       48.1       61.7       61.6       74.6
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 9, 2011                  
-------------------------------------------------------------------------------------------------------------------
     :   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  :   284,261:     6,879     22,339     26,965    240,160    228,773    274,004    278,077:    10,257      6,184
Old  :   284,261:     6,879     22,339     26,965    240,160    228,773    274,004    278,077:    10,257      6,184
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: August 2, 2011                       :
     :   -30,920:       554     -5,031      9,198    -42,867    -33,026    -33,115    -28,859:     2,195     -2,061
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       2.4        7.9        9.5       84.5       80.5       96.4       97.8:       3.6        2.2
Old  :     100.0:       2.4        7.9        9.5       84.5       80.5       96.4       97.8:       3.6        2.2
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  :        58:         3          4          5         43         43         49         49:
Old  :        58:         3          4          5         43         43         49         49:
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  :                 34.5       30.6       53.3       47.0       22.4       18.4       33.2       30.5
Old  :                 34.5       30.6       53.3       47.0       22.4       18.4       33.2       30.5
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 9, 2011                  
-------------------------------------------------------------------------------------------------------------------
     :   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  :   146,317:    14,376     11,019      3,523    126,040    125,803    143,939    140,345:     2,378      5,972
Old  :   146,317:    14,376     11,019      3,523    126,040    125,803    143,939    140,345:     2,378      5,972
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: August 2, 2011                       :
     :   -19,575:     6,937     -1,011     -2,815    -22,988    -17,834    -18,866    -21,660:      -709      2,085
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       9.8        7.5        2.4       86.1       86.0       98.4       95.9:       1.6        4.1
Old  :     100.0:       9.8        7.5        2.4       86.1       86.0       98.4       95.9:       1.6        4.1
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  :        45:         2          3          4         27         37         31         42:
Old  :        45:         2          3          4         27         37         31         42:
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  :                 55.1       26.7       72.6       48.4       54.0       24.8       63.9       44.8
Old  :                 55.1       26.7       72.6       48.4       54.0       24.8       63.9       44.8
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
```

----

Updated August 12, 2011