SULFUR FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE       Code-006261
FUTURES ONLY POSITIONS AS OF 09/30/08                         |
--------------------------------------------------------------| 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:       30,948
COMMITMENTS
  19,269    5,942    4,031    5,831   20,963   29,131   30,936    1,817       12

CHANGES FROM 09/23/08 (CHANGE IN OPEN INTEREST:      1,557)
    -101     -250      126     -138    1,973     -113    1,849    1,670     -292

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    62.3     19.2     13.0     18.8     67.7     94.1    100.0      5.9      0.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       38)
      16       10        8        9       12       29       26
 

Updated October 3, 2008