SULFUR FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE       Code-006261
OPTION AND FUTURES COMBINED POSITIONS AS OF 08/26/08          |
--------------------------------------------------------------| 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:       33,229
COMMITMENTS
  16,256    5,758    7,168    9,501   20,094   32,925   33,019      304      209

CHANGES FROM 08/19/08 (CHANGE IN OPEN INTEREST:        278)
     295      -98       80     -118      258      258      240       21       38

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    48.9     17.3     21.6     28.6     60.5     99.1     99.4      0.9      0.6

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       38)
      16        8       15       13       13       34       31
 
 
CARBON FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE       Code-006268
OPTION AND FUTURES COMBINED POSITIONS AS OF 08/26/08          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 1,000 METRIC TONS CCX C02)             OPEN INTEREST:        7,897
COMMITMENTS
   4,739    4,308    2,581        0      765    7,320    7,653      576      243

CHANGES FROM 08/19/08 (CHANGE IN OPEN INTEREST:        244)
     168       40       61        0      114      229      215       16       29

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    60.0     54.6     32.7      0.0      9.7     92.7     96.9      7.3      3.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       23)
      12        6       10        0        4       18       15


Updated August 29, 2008