```
NATURAL GAS ICE HENRY HUB - ICE OTC                                                                     Code-023391
Commitments of Traders - Futures Only, February 22, 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  : 4,671,128:   405,079    147,011  1,716,821  2,501,848  2,791,290  4,623,748  4,655,122:    47,380     16,006
Old  : 4,671,128:   405,079    147,011  1,716,821  2,501,848  2,791,290  4,623,748  4,655,122:    47,380     16,006
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 15, 2011                    :
     :    28,836:      -291     -4,825      7,390        967     26,143      8,066     28,708:    20,770        128
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       8.7        3.1       36.8       53.6       59.8       99.0       99.7:       1.0        0.3
Old  :     100.0:       8.7        3.1       36.8       53.6       59.8       99.0       99.7:       1.0        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  :       214:        32         41         71        131        122        205        195:
Old  :       214:        32         41         71        131        122        205        195:
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  :                 24.3       26.8       37.9       40.6       10.7       15.9       16.2       21.9
Old  :                 24.3       26.8       37.9       40.6       10.7       15.9       16.2       21.9
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 - Futures Only, February 22, 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  :   377,959:    11,075     15,743     22,302    326,177    335,280    359,554    373,325:    18,405      4,634
Old  :   377,959:    11,075     15,743     22,302    326,177    335,280    359,554    373,325:    18,405      4,634
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 15, 2011                    :
     :     8,547:    -2,531      3,275      1,564      8,595      2,821      7,628      7,660:       919        887
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       2.9        4.2        5.9       86.3       88.7       95.1       98.8:       4.9        1.2
Old  :     100.0:       2.9        4.2        5.9       86.3       88.7       95.1       98.8:       4.9        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          8         38         35         47         43:
Old  :        53:         5          4          8         38         35         47         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  :                 34.5       50.8       51.2       68.1       20.0       31.5       28.8       35.9
Old  :                 34.5       50.8       51.2       68.1       20.0       31.5       28.8       35.9
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 - Futures Only, February 22, 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  :   200,766:       964      4,078      5,128    189,245    186,634    195,337    195,840:     5,429      4,926
Old  :   200,766:       964      4,078      5,128    189,245    186,634    195,337    195,840:     5,429      4,926
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 15, 2011                    :
     :     1,417:    -1,015      1,952       -175      4,044       -341      2,854      1,436:    -1,437        -19
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.5        2.0        2.6       94.3       93.0       97.3       97.5:       2.7        2.5
Old  :     100.0:       0.5        2.0        2.6       94.3       93.0       97.3       97.5:       2.7        2.5
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:         1          3          4         33         36         37         40:
Old  :        43:         1          3          4         33         36         37         40:
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  :                 57.4       40.6       72.7       65.2       55.6       37.7       64.3       56.5
Old  :                 57.4       40.6       72.7       65.2       55.6       37.7       64.3       56.5
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 - Futures Only, February 22, 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  :   315,710:    29,243      8,959      6,291    273,922    295,302    309,456    310,552:     6,254      5,158
Old  :   315,710:    29,243      8,959      6,291    273,922    295,302    309,456    310,552:     6,254      5,158
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 15, 2011                    :
     :    -1,332:     2,470      1,291         84     -5,382     -2,402     -2,828     -1,027:     1,496       -305
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       9.3        2.8        2.0       86.8       93.5       98.0       98.4:       2.0        1.6
Old  :     100.0:       9.3        2.8        2.0       86.8       93.5       98.0       98.4:       2.0        1.6
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  :        46:         4          4          6         35         33         42         40:
Old  :        46:         4          4          6         35         33         42         40:
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  :                 45.2       45.3       65.6       71.7       43.7       40.4       59.4       61.5
Old  :                 45.2       45.3       65.6       71.7       43.7       40.4       59.4       61.5
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 - Futures Only, February 22, 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  :   731,203:     8,635     39,005     46,470    672,813    643,751    727,918    729,226:     3,285      1,977
Old  :   731,203:     8,635     39,005     46,470    672,813    643,751    727,918    729,226:     3,285      1,977
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 15, 2011                    :
     :      -697:    -3,599        270      3,002        349     -4,741       -248     -1,469:      -449        772
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       1.2        5.3        6.4       92.0       88.0       99.6       99.7:       0.4        0.3
Old  :     100.0:       1.2        5.3        6.4       92.0       88.0       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  :        71:         4          8         12         58         49         70         61:
Old  :        71:         4          8         12         58         49         70         61:
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  :                 38.1       39.8       52.7       56.4       24.1       27.6       36.6       37.3
Old  :                 38.1       39.8       52.7       56.4       24.1       27.6       36.6       37.3
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 - Futures Only, February 22, 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  :   188,973:    19,727          0      3,049    156,473    176,455    179,249    179,504:     9,724      9,469
Old  :   188,973:    19,727          0      3,049    156,473    176,455    179,249    179,504:     9,724      9,469
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 15, 2011                    :
     :     4,209:     1,754     -1,849       -644      2,906      5,149      4,016      2,656:       193      1,553
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      10.4        0.0        1.6       82.8       93.4       94.9       95.0:       5.1        5.0
Old  :     100.0:      10.4        0.0        1.6       82.8       93.4       94.9       95.0:       5.1        5.0
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  :        40:         4          0          3         32         25         36         28:
Old  :        40:         4          0          3         32         25         36         28:
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  :                 43.9       64.9       58.7       79.7       38.8       61.7       53.2       68.9
Old  :                 43.9       64.9       58.7       79.7       38.8       61.7       53.2       68.9
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 - Futures Only, February 22, 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  :   329,419:    14,756     41,888     18,162    285,395    263,132    318,313    323,182:    11,106      6,237
Old  :   329,419:    14,756     41,888     18,162    285,395    263,132    318,313    323,182:    11,106      6,237
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 15, 2011                    :
     :    -2,615:    -2,664     -1,457     -1,035      1,603        983     -2,096     -1,509:      -519     -1,106
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       4.5       12.7        5.5       86.6       79.9       96.6       98.1:       3.4        1.9
Old  :     100.0:       4.5       12.7        5.5       86.6       79.9       96.6       98.1:       3.4        1.9
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  :        56:         3          4          5         41         38         47         44:
Old  :        56:         3          4          5         41         38         47         44:
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  :                 34.9       42.5       53.7       56.2       29.9       35.6       45.3       47.4
Old  :                 34.9       42.5       53.7       56.2       29.9       35.6       45.3       47.4
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 - Futures Only, February 22, 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  :   184,627:     4,599     31,263      6,160    165,917    139,734    176,676    177,157:     7,951      7,470
Old  :   184,627:     4,599     31,263      6,160    165,917    139,734    176,676    177,157:     7,951      7,470
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 15, 2011                    :
     :       919:    -1,623      2,969        398      2,324     -1,960      1,099      1,407:      -180       -488
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       2.5       16.9        3.3       89.9       75.7       95.7       96.0:       4.3        4.0
Old  :     100.0:       2.5       16.9        3.3       89.9       75.7       95.7       96.0:       4.3        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  :        40:         2          5          5         27         23         33         29:
Old  :        40:         2          5          5         27         23         33         29:
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  :                 54.3       39.8       66.8       61.7       49.7       34.4       58.9       52.4
Old  :                 54.3       39.8       66.8       61.7       49.7       34.4       58.9       52.4
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
```

----

Updated February 25, 2011