SULFUR FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE                                          Code-006261
Commitments of Traders - Futures Only, February 5, 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  :    14,938:     7,331      2,154        424      6,952     12,234     14,707     14,812:       231        126
Old  :    14,938:     7,331      2,154        424      6,952     12,234     14,707     14,812:       231        126
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: January 29, 2008                     :
     :     1,846:     1,002        510        180        955      1,065      2,137      1,755:      -291         91
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      49.1       14.4        2.8       46.5       81.9       98.5       99.2:       1.5        0.8
Old  :     100.0:      49.1       14.4        2.8       46.5       81.9       98.5       99.2:       1.5        0.8
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  :        29:        11          6          4         10         10         22         19:
Old  :        29:        11          6          4         10         10         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  :                 55.5       70.8       79.6       83.8       46.7       48.7       59.8       59.6
Old  :                 55.5       70.8       79.6       83.8       46.7       48.7       59.8       59.6
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
 

Updated February 8, 2008