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