SULFUR FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE       Code-006261
OPTION AND FUTURES COMBINED POSITIONS AS OF 06/17/08          |
--------------------------------------------------------------| 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:       35,514
COMMITMENTS
  12,303    3,628    3,050   20,039   28,644   35,392   35,322      122      192

CHANGES FROM 06/10/08 (CHANGE IN OPEN INTEREST:     -6,872)
   1,297      778   -1,381   -6,646   -6,189   -6,731   -6,793     -140      -79

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    34.6     10.2      8.6     56.4     80.7     99.7     99.5      0.3      0.5

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       37)
      13       10       13       13       14       33       30
 
 
CARBON FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE       Code-006268
OPTION AND FUTURES COMBINED POSITIONS AS OF 06/17/08          |
--------------------------------------------------------------| 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:        4,920
COMMITMENTS
   2,628    2,406    1,586        4      668    4,218    4,660      702      261

CHANGES FROM 06/10/08 (CHANGE IN OPEN INTEREST:          .)
       .        .        .        .        .        .        .        .        .

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    53.4     48.9     32.2      0.1     13.6     85.7     94.7     14.3      5.3

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       20)
      13        5        8        1        2       17       12


Updated June 20, 2008