```
NATURAL GAS ICE HENRY HUB - ICE OTC                                                                     Code-023391
Commitments of Traders - Futures Only, December 28, 2010               
-------------------------------------------------------------------------------------------------------------------
     :   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  : 3,819,617:   331,864    104,276  1,255,758  2,207,815  2,438,389  3,795,437  3,798,423:    24,180     21,194
Old  : 3,819,617:   331,864    104,276  1,255,758  2,207,815  2,438,389  3,795,437  3,798,423:    24,180     21,194
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 21, 2010                    :
     :  -190,249:    74,858      6,164    -55,353   -210,161   -145,464   -190,656   -194,653:       407      4,404
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       8.7        2.7       32.9       57.8       63.8       99.4       99.4:       0.6        0.6
Old  :     100.0:       8.7        2.7       32.9       57.8       63.8       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  :       215:        39         29         59        133        129        200        191:
Old  :       215:        39         29         59        133        129        200        191:
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  :                 23.5       26.0       35.2       40.4       11.7       19.7       17.5       26.2
Old  :                 23.5       26.0       35.2       40.4       11.7       19.7       17.5       26.2
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, December 28, 2010               
-------------------------------------------------------------------------------------------------------------------
     :   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  :   330,210:    20,016      2,987     11,734    278,060    310,837    309,810    325,558:    20,400      4,652
Old  :   330,210:    20,016      2,987     11,734    278,060    310,837    309,810    325,558:    20,400      4,652
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 21, 2010                    :
     :     7,695:    -1,889       -324      1,128      8,550      7,769      7,789      8,573:       -94       -878
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       6.1        0.9        3.6       84.2       94.1       93.8       98.6:       6.2        1.4
Old  :     100.0:       6.1        0.9        3.6       84.2       94.1       93.8       98.6:       6.2        1.4
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  :        52:         5          3          8         38         37         46         45:
Old  :        52:         5          3          8         38         37         46         45:
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  :                 35.3       55.2       54.0       71.7       23.0       34.6       33.6       39.1
Old  :                 35.3       55.2       54.0       71.7       23.0       34.6       33.6       39.1
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, December 28, 2010               
-------------------------------------------------------------------------------------------------------------------
     :   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  :   189,077:     9,733      5,947      3,456    173,178    175,137    186,367    184,540:     2,710      4,537
Old  :   189,077:     9,733      5,947      3,456    173,178    175,137    186,367    184,540:     2,710      4,537
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 21, 2010                    :
     :     2,683:      -230       -404        -76      2,900      3,101      2,594      2,621:        89         62
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       5.1        3.1        1.8       91.6       92.6       98.6       97.6:       1.4        2.4
Old  :     100.0:       5.1        3.1        1.8       91.6       92.6       98.6       97.6:       1.4        2.4
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  :        47:         4          4          5         33         36         40         42:
Old  :        47:         4          4          5         33         36         40         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  :                 58.5       36.5       73.2       58.9       57.6       33.3       69.7       54.2
Old  :                 58.5       36.5       73.2       58.9       57.6       33.3       69.7       54.2
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, December 28, 2010               
-------------------------------------------------------------------------------------------------------------------
     :   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  :   355,708:     2,973      4,549     29,609    317,863    317,466    350,445    351,624:     5,263      4,084
Old  :   355,708:     2,973      4,549     29,609    317,863    317,466    350,445    351,624:     5,263      4,084
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 21, 2010                    :
     :     1,657:       630     -2,892       -777      1,521      5,355      1,374      1,686:       283        -29
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.8        1.3        8.3       89.4       89.2       98.5       98.9:       1.5        1.1
Old  :     100.0:       0.8        1.3        8.3       89.4       89.2       98.5       98.9:       1.5        1.1
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  :        44:         3          6          7         32         27         41         34:
Old  :        44:         3          6          7         32         27         41         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  :                 44.2       46.8       64.0       70.7       42.0       39.2       55.8       54.6
Old  :                 44.2       46.8       64.0       70.7       42.0       39.2       55.8       54.6
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, December 28, 2010               
-------------------------------------------------------------------------------------------------------------------
     :   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  :   682,469:     1,548      7,827     37,671    638,988    634,587    678,207    680,085:     4,262      2,384
Old  :   682,469:     1,548      7,827     37,671    638,988    634,587    678,207    680,085:     4,262      2,384
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 21, 2010                    :
     :   -17,126:        49      2,760     -1,996     -6,454     -9,054     -8,401     -8,290:    -8,725     -8,836
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.2        1.1        5.5       93.6       93.0       99.4       99.7:       0.6        0.3
Old  :     100.0:       0.2        1.1        5.5       93.6       93.0       99.4       99.7:       0.6        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  :        67:         2          4          6         57         47         63         53:
Old  :        67:         2          4          6         57         47         63         53:
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       43.1       53.0       60.2       26.7       33.5       40.3       44.8
Old  :                 38.1       43.1       53.0       60.2       26.7       33.5       40.3       44.8
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, December 28, 2010               
-------------------------------------------------------------------------------------------------------------------
     :   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  :   193,593:    15,022          0      6,137    164,015    177,420    185,174    183,557:     8,419     10,036
Old  :   193,593:    15,022          0      6,137    164,015    177,420    185,174    183,557:     8,419     10,036
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 21, 2010                    :
     :     2,541:    -1,832          0      1,921      1,044       -602      1,133      1,319:     1,408      1,222
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       7.8        0.0        3.2       84.7       91.6       95.7       94.8:       4.3        5.2
Old  :     100.0:       7.8        0.0        3.2       84.7       91.6       95.7       94.8:       4.3        5.2
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  :        40:         5          0          5         28         29         33         34:
Old  :        40:         5          0          5         28         29         33         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  :                 45.9       65.3       61.0       78.2       44.7       64.6       57.9       70.2
Old  :                 45.9       65.3       61.0       78.2       44.7       64.6       57.9       70.2
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, December 28, 2010               
-------------------------------------------------------------------------------------------------------------------
     :   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  :   351,586:    16,807     51,914     17,902    310,087    276,570    344,796    346,386:     6,790      5,200
Old  :   351,586:    16,807     51,914     17,902    310,087    276,570    344,796    346,386:     6,790      5,200
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 21, 2010                    :
     :     5,690:    -1,312      3,402        177      6,763      1,407      5,628      4,986:        62        704
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       4.8       14.8        5.1       88.2       78.7       98.1       98.5:       1.9        1.5
Old  :     100.0:       4.8       14.8        5.1       88.2       78.7       98.1       98.5:       1.9        1.5
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  :        62:         4          4          6         44         45         52         51:
Old  :        62:         4          4          6         44         45         52         51:
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  :                 35.1       38.1       53.3       54.2       29.9       33.7       43.5       47.0
Old  :                 35.1       38.1       53.3       54.2       29.9       33.7       43.5       47.0
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, December 28, 2010               
-------------------------------------------------------------------------------------------------------------------
     :   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  :   122,116:     7,532     20,742      7,158    100,442     82,563    115,132    110,463:     6,984     11,653
Old  :   122,116:     7,532     20,742      7,158    100,442     82,563    115,132    110,463:     6,984     11,653
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 21, 2010                    :
     :       540:      -248      1,308       -217        299     -1,447       -166       -356:       706        896
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       6.2       17.0        5.9       82.3       67.6       94.3       90.5:       5.7        9.5
Old  :     100.0:       6.2       17.0        5.9       82.3       67.6       94.3       90.5:       5.7        9.5
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  :        39:         2          3          1         29         22         32         25:
Old  :        39:         2          3          1         29         22         32         25:
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  :                 34.8       37.8       51.9       64.4       25.9       36.6       37.6       52.3
Old  :                 34.8       37.8       51.9       64.4       25.9       36.6       37.6       52.3
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
```

----

Updated January 3, 2011