```
NATURAL GAS ICE HENRY HUB - ICE OTC                                                                     Code-023391
Commitments of Traders with Delta-adjusted Options and Futures Combined, May 8, 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  : 5,140,871:   731,161    287,570  1,554,553  2,837,472  3,284,669  5,123,186  5,126,792:    17,685     14,079
Old  : 5,140,871:   731,161    287,570  1,554,553  2,837,472  3,284,669  5,123,186  5,126,792:    17,685     14,079
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: May 1, 2012                          :
     :    15,753:    40,889      7,202    -25,094     -5,117     31,353     10,678     13,461:     5,075      2,292
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      14.2        5.6       30.2       55.2       63.9       99.7       99.7:       0.3        0.3
Old  :     100.0:      14.2        5.6       30.2       55.2       63.9       99.7       99.7:       0.3        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  :       225:        37         34         59        138        137        203        204:
Old  :       225:        37         34         59        138        137        203        204:
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  :                 23.7       20.9       40.9       35.3       18.6       16.6       25.3       23.6
Old  :                 23.7       20.9       40.9       35.3       18.6       16.6       25.3       23.6
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, May 8, 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  :   323,826:     5,660     20,939     10,131    291,042    288,209    306,833    319,279:    16,993      4,547
Old  :   323,826:     5,660     20,939     10,131    291,042    288,209    306,833    319,279:    16,993      4,547
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: May 1, 2012                          :
     :   -11,323:    -5,764       -180        847     -7,769    -11,847    -12,686    -11,180:     1,363       -143
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       1.7        6.5        3.1       89.9       89.0       94.8       98.6:       5.2        1.4
Old  :     100.0:       1.7        6.5        3.1       89.9       89.0       94.8       98.6:       5.2        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  :        54:         4          4          7         40         41         48         48:
Old  :        54:         4          4          7         40         41         48         48:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 43.9       48.9       59.8       66.7       41.0       39.8       50.6       52.7
Old  :                 43.9       48.9       59.8       66.7       41.0       39.8       50.6       52.7
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, May 8, 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  :   173,746:     1,134      5,545      4,121    165,614    162,371    170,869    172,037:     2,877      1,709
Old  :   173,746:     1,134      5,545      4,121    165,614    162,371    170,869    172,037:     2,877      1,709
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: May 1, 2012                          :
     :    -8,851:      -447     -1,454        719     -8,783     -7,424     -8,511     -8,159:      -340       -692
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.7        3.2        2.4       95.3       93.5       98.3       99.0:       1.7        1.0
Old  :     100.0:       0.7        3.2        2.4       95.3       93.5       98.3       99.0:       1.7        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  :        42:         3          1          3         34         36         37         40:
Old  :        42:         3          1          3         34         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  :                 62.4       38.4       77.8       57.4       57.3       35.6       65.1       50.0
Old  :                 62.4       38.4       77.8       57.4       57.3       35.6       65.1       50.0
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, May 8, 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  :   266,082:     3,239     14,824      1,595    256,839    234,643    261,673    251,062:     4,409     15,020
Old  :   266,082:     3,239     14,824      1,595    256,839    234,643    261,673    251,062:     4,409     15,020
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: May 1, 2012                          :
     :   -18,861:    -1,863     -2,995       -412    -16,844    -18,949    -19,119    -22,356:       258      3,495
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       1.2        5.6        0.6       96.5       88.2       98.3       94.4:       1.7        5.6
Old  :     100.0:       1.2        5.6        0.6       96.5       88.2       98.3       94.4:       1.7        5.6
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:         2          3          4         33         32         38         36:
Old  :        46:         2          3          4         33         32         38         36:
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       51.0       68.4       70.3       48.0       42.6       64.4       57.9
Old  :                 50.3       51.0       68.4       70.3       48.0       42.6       64.4       57.9
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, May 8, 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  :   745,869:         0     46,463      9,350    733,469    687,080    742,819    742,893:     3,050      2,976
Old  :   745,869:         0     46,463      9,350    733,469    687,080    742,819    742,893:     3,050      2,976
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: May 1, 2012                          :
     :     3,610:      -736      3,578     -1,901      6,766      1,693      4,129      3,370:      -519        240
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.0        6.2        1.3       98.3       92.1       99.6       99.6:       0.4        0.4
Old  :     100.0:       0.0        6.2        1.3       98.3       92.1       99.6       99.6:       0.4        0.4
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        70:         0          9          6         58         49         64         58:
Old  :        70:         0          9          6         58         49         64         58:
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  :                 40.2       39.2       59.5       55.9       34.2       30.5       49.4       41.5
Old  :                 40.2       39.2       59.5       55.9       34.2       30.5       49.4       41.5
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, May 8, 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  :   225,232:    14,207          0      1,535    201,149    219,377    216,891    220,912:     8,341      4,320
Old  :   225,232:    14,207          0      1,535    201,149    219,377    216,891    220,912:     8,341      4,320
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: May 1, 2012                          :
     :   -14,755:    -4,047          0        306    -11,135    -14,747    -14,876    -14,441:       121       -314
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       6.3        0.0        0.7       89.3       97.4       96.3       98.1:       3.7        1.9
Old  :     100.0:       6.3        0.0        0.7       89.3       97.4       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  :        39:         2          0          2         27         26         29         28:
Old  :        39:         2          0          2         27         26         29         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  :                 48.6       59.0       69.9       79.2       41.0       58.9       57.8       71.0
Old  :                 48.6       59.0       69.9       79.2       41.0       58.9       57.8       71.0
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, May 8, 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  :   363,024:     3,988     13,540     36,870    314,760    304,039    355,618    354,449:     7,406      8,575
Old  :   363,024:     3,988     13,540     36,870    314,760    304,039    355,618    354,449:     7,406      8,575
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: May 1, 2012                          :
     :   -27,241:       -67      5,003     -1,282    -25,267    -29,450    -26,616    -25,729:      -625     -1,512
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       1.1        3.7       10.2       86.7       83.8       98.0       97.6:       2.0        2.4
Old  :     100.0:       1.1        3.7       10.2       86.7       83.8       98.0       97.6:       2.0        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  :        58:         2          6          5         39         40         45         47:
Old  :        58:         2          6          5         39         40         45         47:
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  :                 37.2       57.0       55.8       68.3       32.5       48.9       46.8       58.3
Old  :                 37.2       57.0       55.8       68.3       32.5       48.9       46.8       58.3
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, May 8, 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  :   198,065:    20,689     16,054      3,998    170,920    172,858    195,607    192,910:     2,458      5,155
Old  :   198,065:    20,689     16,054      3,998    170,920    172,858    195,607    192,910:     2,458      5,155
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: May 1, 2012                          :
     :   -22,637:     2,863     -5,868     -2,654    -22,351    -12,466    -22,142    -20,988:      -495     -1,649
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      10.4        8.1        2.0       86.3       87.3       98.8       97.4:       1.2        2.6
Old  :     100.0:      10.4        8.1        2.0       86.3       87.3       98.8       97.4:       1.2        2.6
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        48:         5          3          2         30         30         35         35:
Old  :        48:         5          3          2         30         30         35         35:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 59.1       42.3       72.8       61.0       59.1       37.9       66.3       53.6
Old  :                 59.1       42.3       72.8       61.0       59.1       37.9       66.3       53.6
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
```

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Updated May 11, 2012