SULFUR FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE       Code-006261
OPTION AND FUTURES COMBINED POSITIONS AS OF 01/08/08          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 25 U.S. EPA SO2 EMMISSION              OPEN INTEREST:       14,348
COMMITMENTS
   4,052    2,711    1,905    8,123    9,669   14,081   14,285      268       63

CHANGES FROM 12/31/07 (CHANGE IN OPEN INTEREST:      1,002)
     134    1,237       10    1,239      317    1,383    1,564     -381     -562

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    28.2     18.9     13.3     56.6     67.4     98.1     99.6      1.9      0.4

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       31)
       9       10       14       10       10       26       28


Updated January 11, 2008