SULFUR FINANCIAL INSTR 2009 - CHICAGO CLIMATE FUTURES EXCHANGE       Code-006265
FUTURES ONLY POSITIONS AS OF 12/21/10                         |
--------------------------------------------------------------| 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:       17,355
COMMITMENTS
  12,348        0        0    4,906   17,303   17,254   17,303      101       52

CHANGES FROM 12/14/10 (CHANGE IN OPEN INTEREST:     -7,001)
  -6,068      -39        0     -962   -7,014   -7,030   -7,053       29       52

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    71.1      0.0      0.0     28.3     99.7     99.4     99.7      0.6      0.3

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       24)
       9        0        0        6       11       15       11
 
 
CARBON FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE       Code-006268
FUTURES ONLY POSITIONS AS OF 12/21/10                         |
--------------------------------------------------------------| 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:        2,280
COMMITMENTS
   2,165      305        0        0    1,974    2,165    2,279      115        1

CHANGES FROM 12/14/10 (CHANGE IN OPEN INTEREST:        -51)
       0        0        0        0       -1        0       -1      -51      -50

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    95.0     13.4      0.0      0.0     86.6     95.0    100.0      5.0      0.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       20)
      16        2        0        0        2       16        4
 

Updated December 27, 2010