SULFUR FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE       Code-006261
OPTION AND FUTURES COMBINED POSITIONS AS OF 12/02/08          |
--------------------------------------------------------------| 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:       34,626
COMMITMENTS
  19,320    5,916    2,950   12,273   25,688   34,543   34,555       83       71

CHANGES FROM 11/25/08 (CHANGE IN OPEN INTEREST:         42)
     158     -884     -116      -43    1,129       -1      129       43      -87

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    55.8     17.1      8.5     35.4     74.2     99.8     99.8      0.2      0.2

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       43)
      12       11       16       16       17       36       36
 
 
CARBON FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE       Code-006268
OPTION AND FUTURES COMBINED POSITIONS AS OF 12/02/08          |
--------------------------------------------------------------| 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:        8,271
COMMITMENTS
   5,751    5,653    1,958        0      521    7,710    8,133      561      138

CHANGES FROM 11/25/08 (CHANGE IN OPEN INTEREST:     -1,951)
    -367      731     -586     -965   -2,075   -1,917   -1,930      -33      -20

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    69.5     68.4     23.7      0.0      6.3     93.2     98.3      6.8      1.7

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       25)
      16        6        8        0        3       20       13
 
 
RGGI CO2 ALLOWANCE - CHICAGO CLIMATE FUTURES EXCHANGE                Code-00626U
OPTION AND FUTURES COMBINED POSITIONS AS OF 12/02/08          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 1000 RGGI CO2 ALLOWANCES)              OPEN INTEREST:        3,928
COMMITMENTS
     104    1,626      240    3,454    1,911    3,798    3,777      130      151

CHANGES FROM 11/25/08 (CHANGE IN OPEN INTEREST:        -78)
     -99       36      -24       39      -92      -84      -80        6        2

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
     2.7     41.4      6.1     87.9     48.6     96.7     96.2      3.3      3.8

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       26)
       3        6        4       15       11       20       19


Updated December 05, 2008