SULFUR FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE       Code-006261
FUTURES ONLY POSITIONS AS OF 12/30/08                         |
--------------------------------------------------------------| 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:       24,878
COMMITMENTS
  16,164    4,087      859    7,806   19,884   24,829   24,830       49       48

CHANGES FROM 12/22/08 (CHANGE IN OPEN INTEREST:       -412)
    -292     -548      -59      -34      240     -385     -367      -27      -45

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    65.0     16.4      3.5     31.4     79.9     99.8     99.8      0.2      0.2

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       32)
       7        8        6       12       15       23       25
 
 
CARBON FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE       Code-006268
FUTURES ONLY POSITIONS AS OF 12/30/08                         |
--------------------------------------------------------------| 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:        3,909
COMMITMENTS
   2,529    2,524    1,006        2      356    3,537    3,886      372       23

CHANGES FROM 12/22/08 (CHANGE IN OPEN INTEREST:        114)
     123      114       12        0        6      135      132      -21      -18

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    64.7     64.6     25.7      0.1      9.1     90.5     99.4      9.5      0.6

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       22)
      15        5        4        1        2       18        9
 
 
RGGI CO2 ALLOWANCE - CHICAGO CLIMATE FUTURES EXCHANGE                Code-00626U
FUTURES ONLY POSITIONS AS OF 12/30/08                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(CONTRACTS OF 1000 RGGI CO2 ALLOWANCES)              OPEN INTEREST:        4,691
COMMITMENTS
     236    1,144      801    3,588    2,649    4,625    4,594       66       97

CHANGES FROM 12/22/08 (CHANGE IN OPEN INTEREST:         72)
      90      -74       55     -114       26       31        7       41       65

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
     5.0     24.4     17.1     76.5     56.5     98.6     97.9      1.4      2.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       23)
       3        4        4       11       10       17       15
 

Updated January 05, 2008