```
NATURAL GAS ICE HENRY HUB - ICE OTC                                                                     Code-023391
Commitments of Traders with Delta-adjusted Options and Futures Combined, July 31, 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  : 4,794,808:   773,046    174,780  1,402,287  2,603,307  3,206,012  4,778,640  4,783,079:    16,168     11,729
Old  : 4,794,808:   773,046    174,780  1,402,287  2,603,307  3,206,012  4,778,640  4,783,079:    16,168     11,729
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: July 24, 2012                        :
     :  -288,629:    -9,797    -16,404    -49,513   -227,365   -222,514   -286,675   -288,431:    -1,954       -198
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      16.1        3.6       29.2       54.3       66.9       99.7       99.8:       0.3        0.2
Old  :     100.0:      16.1        3.6       29.2       54.3       66.9       99.7       99.8:       0.3        0.2
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :       221:        49         22         59        141        135        209        198:
Old  :       221:        49         22         59        141        135        209        198:
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  :                 22.9       21.4       38.8       35.8       15.9       18.5       24.3       27.2
Old  :                 22.9       21.4       38.8       35.8       15.9       18.5       24.3       27.2
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 with Delta-adjusted Options and Futures Combined, July 31, 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  :   322,386:     7,330     12,392      5,866    295,879    300,966    309,075    319,224:    13,311      3,162
Old  :   322,386:     7,330     12,392      5,866    295,879    300,966    309,075    319,224:    13,311      3,162
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: July 24, 2012                        :
     :     4,480:     5,215        937       -882     -1,017      4,326      3,316      4,381:     1,164         99
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       2.3        3.8        1.8       91.8       93.4       95.9       99.0:       4.1        1.0
Old  :     100.0:       2.3        3.8        1.8       91.8       93.4       95.9       99.0:       4.1        1.0
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:         6          4          8         38         40         47         49:
Old  :        55:         6          4          8         38         40         47         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  :                 47.3       55.1       64.1       68.9       42.2       43.9       52.0       54.4
Old  :                 47.3       55.1       64.1       68.9       42.2       43.9       52.0       54.4
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, July 31, 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  :   166,198:       561      6,659      3,646    158,336    153,153    162,543    163,458:     3,655      2,740
Old  :   166,198:       561      6,659      3,646    158,336    153,153    162,543    163,458:     3,655      2,740
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: July 24, 2012                        :
     :     2,798:       217        926       -252      1,630      1,988      1,595      2,662:     1,203        136
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.3        4.0        2.2       95.3       92.2       97.8       98.4:       2.2        1.6
Old  :     100.0:       0.3        4.0        2.2       95.3       92.2       97.8       98.4:       2.2        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  :        39:         1          2          2         33         34         35         37:
Old  :        39:         1          2          2         33         34         35         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  :                 66.3       39.5       82.1       58.1       58.8       37.6       66.0       52.1
Old  :                 66.3       39.5       82.1       58.1       58.8       37.6       66.0       52.1
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, July 31, 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  :   270,371:     1,872     13,911      1,452    261,038    245,324    264,362    260,687:     6,009      9,684
Old  :   270,371:     1,872     13,911      1,452    261,038    245,324    264,362    260,687:     6,009      9,684
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: July 24, 2012                        :
     :     3,768:       120       -975       -634      3,275      5,311      2,761      3,702:     1,007         66
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.7        5.1        0.5       96.5       90.7       97.8       96.4:       2.2        3.6
Old  :     100.0:       0.7        5.1        0.5       96.5       90.7       97.8       96.4:       2.2        3.6
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  :        48:         1          3          4         37         34         41         38:
Old  :        48:         1          3          4         37         34         41         38:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 46.4       40.3       70.4       62.7       43.4       26.6       58.4       46.4
Old  :                 46.4       40.3       70.4       62.7       43.4       26.6       58.4       46.4
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, July 31, 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  :   748,424:     2,982      5,523     19,780    723,029    718,075    745,791    743,378:     2,633      5,046
Old  :   748,424:     2,982      5,523     19,780    723,029    718,075    745,791    743,378:     2,633      5,046
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: July 24, 2012                        :
     :    -7,883:      -598         77     -1,229     -6,622     -7,920     -8,449     -9,072:       566      1,189
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.4        0.7        2.6       96.6       95.9       99.6       99.3:       0.4        0.7
Old  :     100.0:       0.4        0.7        2.6       96.6       95.9       99.6       99.3:       0.4        0.7
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        67:         4          3          5         58         48         63         55:
Old  :        67:         4          3          5         58         48         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  :                 37.7       39.4       56.0       58.2       22.9       35.3       38.4       46.9
Old  :                 37.7       39.4       56.0       58.2       22.9       35.3       38.4       46.9
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, July 31, 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  :   214,723:     6,865          0      1,097    198,852    209,444    206,814    210,541:     7,909      4,182
Old  :   214,723:     6,865          0      1,097    198,852    209,444    206,814    210,541:     7,909      4,182
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: July 24, 2012                        :
     :       987:    -1,123          0       -614      1,967        506        230       -108:       757      1,095
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       3.2        0.0        0.5       92.6       97.5       96.3       98.1:       3.7        1.9
Old  :     100.0:       3.2        0.0        0.5       92.6       97.5       96.3       98.1:       3.7        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  :        44:         3          0          2         31         32         34         34:
Old  :        44:         3          0          2         31         32         34         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  :                 46.2       58.9       69.6       76.4       34.6       56.8       54.1       68.6
Old  :                 46.2       58.9       69.6       76.4       34.6       56.8       54.1       68.6
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, July 31, 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  :   306,950:    22,529      1,080     18,614    259,787    278,822    300,930    298,516:     6,020      8,434
Old  :   306,950:    22,529      1,080     18,614    259,787    278,822    300,930    298,516:     6,020      8,434
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: July 24, 2012                        :
     :    -3,079:     5,608       -150     -6,495     -2,848      2,602     -3,735     -4,043:       656        964
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       7.3        0.4        6.1       84.6       90.8       98.0       97.3:       2.0        2.7
Old  :     100.0:       7.3        0.4        6.1       84.6       90.8       98.0       97.3:       2.0        2.7
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        56:         4          2          6         40         43         46         49:
Old  :        56:         4          2          6         40         43         46         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  :                 40.8       39.8       58.9       56.3       33.6       37.6       50.4       50.0
Old  :                 40.8       39.8       58.9       56.3       33.6       37.6       50.4       50.0
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 with Delta-adjusted Options and Futures Combined, July 31, 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  :   148,745:     9,630          0      5,675    131,386    138,760    146,691    144,435:     2,054      4,310
Old  :   148,745:     9,630          0      5,675    131,386    138,760    146,691    144,435:     2,054      4,310
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: July 24, 2012                        :
     :     1,796:       289       -890         50      1,455      2,449      1,794      1,609:         2        187
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       6.5        0.0        3.8       88.3       93.3       98.6       97.1:       1.4        2.9
Old  :     100.0:       6.5        0.0        3.8       88.3       93.3       98.6       97.1:       1.4        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  :        51:         6          0          3         40         35         46         38:
Old  :        51:         6          0          3         40         35         46         38:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 51.9       44.0       64.0       61.8       43.6       40.2       53.4       50.6
Old  :                 51.9       44.0       64.0       61.8       43.6       40.2       53.4       50.6
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
```

----

Updated August 3, 2012