SULFUR FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE Code-006261 OPTION AND FUTURES COMBINED POSITIONS AS OF 04/08/08 | --------------------------------------------------------------| 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: 36,124 COMMITMENTS 10,204 2,963 3,696 22,004 29,161 35,904 35,820 220 304 CHANGES FROM 04/01/08 (CHANGE IN OPEN INTEREST: 742) 279 32 283 38 186 600 501 142 241 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 28.2 8.2 10.2 60.9 80.7 99.4 99.2 0.6 0.8 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 32) 10 9 14 13 13 31 28
Updated April 11,2008