```
NATURAL GAS ICE HENRY HUB - ICE OTC                                                                     Code-023391
Commitments of Traders with Delta-adjusted Options and Futures Combined, May 22, 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  : 5,216,584:   824,707    306,285  1,470,700  2,900,293  3,418,805  5,195,700  5,195,790:    20,884     20,794
Old  : 5,216,584:   824,707    306,285  1,470,700  2,900,293  3,418,805  5,195,700  5,195,790:    20,884     20,794
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: May 15, 2012                         :
     :    84,990:    57,202     38,703     -6,757     32,364     53,084     82,809     85,030:     2,181        -40
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      15.8        5.9       28.2       55.6       65.5       99.6       99.6:       0.4        0.4
Old  :     100.0:      15.8        5.9       28.2       55.6       65.5       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  :       229:        45         29         63        141        137        212        204:
Old  :       229:        45         29         63        141        137        212        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  :                 23.8       20.3       41.1       34.3       18.5       17.1       26.5       25.3
Old  :                 23.8       20.3       41.1       34.3       18.5       17.1       26.5       25.3
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 22, 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  :   323,391:     2,951      7,979      6,929    296,020    303,717    305,900    318,625:    17,491      4,766
Old  :   323,391:     2,951      7,979      6,929    296,020    303,717    305,900    318,625:    17,491      4,766
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: May 15, 2012                         :
     :    -1,781:    -2,765     -7,343     -3,132      3,565      8,510     -2,332     -1,965:       551        184
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.9        2.5        2.1       91.5       93.9       94.6       98.5:       5.4        1.5
Old  :     100.0:       0.9        2.5        2.1       91.5       93.9       94.6       98.5:       5.4        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  :        54:         4          5          6         40         39         48         46:
Old  :        54:         4          5          6         40         39         48         46:
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  :                 47.9       53.2       63.7       67.5       43.5       46.9       54.2       54.6
Old  :                 47.9       53.2       63.7       67.5       43.5       46.9       54.2       54.6
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 22, 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  :   178,211:     1,043     10,076      4,517    169,589    161,547    175,149    176,140:     3,062      2,071
Old  :   178,211:     1,043     10,076      4,517    169,589    161,547    175,149    176,140:     3,062      2,071
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: May 15, 2012                         :
     :     1,600:      -589        796        799        706       -357        916      1,238:       684        362
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.6        5.7        2.5       95.2       90.6       98.3       98.8:       1.7        1.2
Old  :     100.0:       0.6        5.7        2.5       95.2       90.6       98.3       98.8:       1.7        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  :        41:         2          2          3         34         35         37         39:
Old  :        41:         2          2          3         34         35         37         39:
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  :                 60.7       35.8       76.6       56.4       55.3       33.7       62.7       49.9
Old  :                 60.7       35.8       76.6       56.4       55.3       33.7       62.7       49.9
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 22, 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  :   272,636:     2,757     16,352      2,093    261,934    238,561    266,784    257,006:     5,852     15,630
Old  :   272,636:     2,757     16,352      2,093    261,934    238,561    266,784    257,006:     5,852     15,630
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: May 15, 2012                         :
     :     1,341:    -1,131     -1,368        599        447      2,150        -85      1,381:     1,426        -40
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       1.0        6.0        0.8       96.1       87.5       97.9       94.3:       2.1        5.7
Old  :     100.0:       1.0        6.0        0.8       96.1       87.5       97.9       94.3:       2.1        5.7
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  :        46:         2          3          5         34         33         39         38:
Old  :        46:         2          3          5         34         33         39         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  :                 49.2       50.1       68.1       69.8       46.9       40.6       63.4       56.7
Old  :                 49.2       50.1       68.1       69.8       46.9       40.6       63.4       56.7
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 22, 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  :   788,720:       835     28,590     22,348    761,984    734,710    785,167    785,648:     3,553      3,072
Old  :   788,720:       835     28,590     22,348    761,984    734,710    785,167    785,648:     3,553      3,072
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: May 15, 2012                         :
     :    23,771:    -1,189     -5,144      2,783     21,406     26,674     23,000     24,313:       771       -542
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.1        3.6        2.8       96.6       93.2       99.5       99.6:       0.5        0.4
Old  :     100.0:       0.1        3.6        2.8       96.6       93.2       99.5       99.6:       0.5        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  :        68:         1          8          7         57         48         64         57:
Old  :        68:         1          8          7         57         48         64         57:
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  :                 37.5       36.2       56.2       53.5       30.0       29.1       44.5       38.8
Old  :                 37.5       36.2       56.2       53.5       30.0       29.1       44.5       38.8
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 with Delta-adjusted Options and Futures Combined, May 22, 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  :   232,058:    17,326          0      1,323    207,644    226,505    226,293    227,828:     5,765      4,230
Old  :   232,058:    17,326          0      1,323    207,644    226,505    226,293    227,828:     5,765      4,230
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: May 15, 2012                         :
     :     3,923:     2,196          0        -15      4,270      4,614      6,451      4,599:    -2,528       -676
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       7.5        0.0        0.6       89.5       97.6       97.5       98.2:       2.5        1.8
Old  :     100.0:       7.5        0.0        0.6       89.5       97.6       97.5       98.2:       2.5        1.8
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        40:         2          0          2         28         30         30         32:
Old  :        40:         2          0          2         28         30         30         32:
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  :                 47.9       57.9       68.8       77.7       40.2       57.8       56.8       69.8
Old  :                 47.9       57.9       68.8       77.7       40.2       57.8       56.8       69.8
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 22, 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  :   361,815:     1,718     10,003     43,419    309,375    299,578    354,512    353,000:     7,303      8,815
Old  :   361,815:     1,718     10,003     43,419    309,375    299,578    354,512    353,000:     7,303      8,815
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: May 15, 2012                         :
     :      -994:    -1,587     -5,708      3,721     -3,055        753       -921     -1,234:       -73        240
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.5        2.8       12.0       85.5       82.8       98.0       97.6:       2.0        2.4
Old  :     100.0:       0.5        2.8       12.0       85.5       82.8       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         42         45         49:
Old  :        58:         2          6          5         39         42         45         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  :                 38.7       52.2       57.3       64.3       32.2       43.3       46.5       53.2
Old  :                 38.7       52.2       57.3       64.3       32.2       43.3       46.5       53.2
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 22, 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  :   185,420:    23,854      2,876      4,502    154,570    172,610    182,926    179,988:     2,494      5,432
Old  :   185,420:    23,854      2,876      4,502    154,570    172,610    182,926    179,988:     2,494      5,432
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: May 15, 2012                         :
     :    -8,557:    -1,264     -9,410      1,032     -8,357       -271     -8,589     -8,649:        32         92
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      12.9        1.6        2.4       83.4       93.1       98.7       97.1:       1.3        2.9
Old  :     100.0:      12.9        1.6        2.4       83.4       93.1       98.7       97.1:       1.3        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  :        48:         5          3          3         32         31         38         36:
Old  :        48:         5          3          3         32         31         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  :                 54.8       39.4       69.9       57.7       52.4       32.1       61.1       47.8
Old  :                 54.8       39.4       69.9       57.7       52.4       32.1       61.1       47.8
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
```

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Updated May 25, 2012