SULFUR FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE                                          Code-006261
Commitments of Traders - Futures Only, February 19, 2008               
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     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
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     :          : (CONTRACTS OF 25 U.S. EPA SO2 EMMISSION                                    :
     :          :                                                                            :
All  :    20,812:     8,151      1,858      1,824     10,472     16,983     20,447     20,665:       365        147
Old  :    20,812:     8,151      1,858      1,824     10,472     16,983     20,447     20,665:       365        147
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: February 12, 2008                    :
     :     2,260:        78       -296        126      1,974      2,471      2,178      2,301:        82        -41
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      39.2        8.9        8.8       50.3       81.6       98.2       99.3:       1.8        0.7
Old  :     100.0:      39.2        8.9        8.8       50.3       81.6       98.2       99.3:       1.8        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  :        30:        11          7          7         11         11         23         24:
Old  :        30:        11          7          7         11         11         23         24:
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  :                 55.5       72.1       79.5       86.6       35.6       40.7       44.8       47.1
Old  :                 55.5       72.1       79.5       86.6       35.6       40.7       44.8       47.1
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
 

Updated February 22, 2008