```
SULFUR FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE                                          Code-006261
Commitments of Traders with Delta-adjusted Options and Futures Combined, March 16, 2010                  
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : (CONTRACTS OF 25 U.S. EPA SO2 EMMISSION ALLOWANCES)                        :
     :          :                                                                            :
All  :    15,302:    10,589        279         16      4,455     14,759     15,060     15,055:       242        248
Old  :    15,302:    10,589        279         16      4,455     14,759     15,060     15,055:       242        248
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: March 9, 2010                        :
     :     2,737:       157       -111          3      2,420      2,601      2,581      2,493:       156        244
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      69.2        1.8        0.1       29.1       96.4       98.4       98.4:       1.6        1.6
Old  :     100.0:      69.2        1.8        0.1       29.1       96.4       98.4       98.4:       1.6        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  :        29:         7          3          1         10         14         17         18:
Old  :        29:         7          3          1         10         14         17         18:
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  :                 87.7       84.5       95.3       93.2       84.5       82.3       90.0       88.8
Old  :                 87.7       84.5       95.3       93.2       84.5       82.3       90.0       88.8
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
SULFUR FINANCIAL INSTR 2009 - CHICAGO CLIMATE FUTURES EXCHANGE                                          Code-006265
Commitments of Traders with Delta-adjusted Options and Futures Combined, March 16, 2010                  
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : (CONTRACTS OF 25 U.S. EPA SO2 EMMISSION ALLOWANCES)                        :
     :          :                                                                            :
All  :    25,189:    18,601      5,493      1,849      4,318     17,489     24,768     24,831:       421        358
Old  :    25,189:    18,601      5,493      1,849      4,318     17,489     24,768     24,831:       421        358
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: March 9, 2010                        :
     :       221:       834        612       -488       -428       -186        -81        -62:       302        283
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      73.8       21.8        7.3       17.1       69.4       98.3       98.6:       1.7        1.4
Old  :     100.0:      73.8       21.8        7.3       17.1       69.4       98.3       98.6:       1.7        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  :        28:         6          4          3         14         14         22         19:
Old  :        28:         6          4          3         14         14         22         19:
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  :                 78.9       72.0       90.9       88.7       76.6       60.4       81.4       76.6
Old  :                 78.9       72.0       90.9       88.7       76.6       60.4       81.4       76.6
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
CARBON FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE                                          Code-006268
Commitments of Traders with Delta-adjusted Options and Futures Combined, March 16, 2010                  
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : (CONTRACTS OF 1,000 METRIC TONS CCX C02)                                   :
     :          :                                                                            :
All  :     3,940:     2,630        438        993         55      2,451      3,679      3,883:       261         57
Old  :     3,940:     2,630        438        993         55      2,451      3,679      3,883:       261         57
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: March 9, 2010                        :
     :        32:        26          1         -1         -0         32         24         32:         7         -0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      66.8       11.1       25.2        1.4       62.2       93.4       98.5:       6.6        1.5
Old  :     100.0:      66.8       11.1       25.2        1.4       62.2       93.4       98.5:       6.6        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  :        23:        19          2          7          2          2         23          9:
Old  :        23:        19          2          7          2          2         23          9:
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  :                 49.7       89.2       70.3       98.5       39.8       71.9       53.1       71.9
Old  :                 49.7       89.2       70.3       98.5       39.8       71.9       53.1       71.9
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
RGGI CO2 ALLOWANCE 2009 - CHICAGO CLIMATE FUTURES EXCHANGE                                              Code-00626U
Commitments of Traders with Delta-adjusted Options and Futures Combined, March 16, 2010                  
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : (CONTRACTS OF 1000 RGGI CO2 ALLOWANCES)                                    :
     :          :                                                                            :
All  :     9,502:       704         31         44      8,530      9,395      9,278      9,470:       224         32
Old  :     9,502:       704         31         44      8,530      9,395      9,278      9,470:       224         32
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: March 9, 2010                        :
     :      -401:         0         -8         21       -478       -423       -457       -410:        56          9
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       7.4        0.3        0.5       89.8       98.9       97.6       99.7:       2.4        0.3
Old  :     100.0:       7.4        0.3        0.5       89.8       98.9       97.6       99.7:       2.4        0.3
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        21:         2          2          2         11         11         15         13:
Old  :        21:         2          2          2         11         11         15         13:
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  :                 86.6       80.0       94.8       96.5       86.5       76.7       91.9       93.2
Old  :                 86.6       80.0       94.8       96.5       86.5       76.7       91.9       93.2
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
RGGI CO2 ALLOWANCE 2010 - CHICAGO CLIMATE FUTURES EXCHANGE                                              Code-00626V
Commitments of Traders with Delta-adjusted Options and Futures Combined, March 16, 2010                  
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          : (CONTRACTS OF 1000 RGGI CO2 ALLOWANCES)                                    :
     :          :                                                                            :
All  :     9,467:       502         84         70      8,889      9,313      9,462      9,467:         5         -0
Old  :     9,467:       502         84         70      8,889      9,313      9,462      9,467:         5         -0
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: March 9, 2010                        :
     :         .:         .          .          .          .          .          .          .:         .          .
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       5.3        0.9        0.7       93.9       98.4       99.9      100.0:       0.1       -0.0
Old  :     100.0:       5.3        0.9        0.7       93.9       98.4       99.9      100.0:       0.1       -0.0
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  :        20:         2          1          1         13         11         16         12:
Old  :        20:         2          1          1         13         11         16         12:
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  :                 78.9       71.0       90.8       96.6       72.2       66.5       80.6       81.3
Old  :                 78.9       71.0       90.8       96.6       72.2       66.5       80.6       81.3
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
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Updated March 19, 2010