```
 
 
SULFUR FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE       Code-006261
OPTION AND FUTURES COMBINED POSITIONS AS OF 12/15/09          |
--------------------------------------------------------------| 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:       34,362
COMMITMENTS
  19,071    1,528      925   14,325   31,877   34,321   34,330       40       31

CHANGES FROM 12/08/09 (CHANGE IN OPEN INTEREST:         75)
     140     -143      181     -278        9       43       47       31       27

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    55.5      4.4      2.7     41.7     92.8     99.9     99.9      0.1      0.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       40)
      11        6        6       15       18       27       29
 
 
CARBON FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE       Code-006268
OPTION AND FUTURES COMBINED POSITIONS AS OF 12/15/09          |
--------------------------------------------------------------| 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:        4,685
COMMITMENTS
   2,885      404    1,254      233    2,935    4,372    4,593      313       92

CHANGES FROM 12/08/09 (CHANGE IN OPEN INTEREST:        -42)
      15       78      -27        5      -88       -8      -38      -34       -4

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    61.6      8.6     26.8      5.0     62.6     93.3     98.0      6.7      2.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       29)
      20        4        8        2        5       25       14
 
 
RGGI CO2 ALLOWANCE - CHICAGO CLIMATE FUTURES EXCHANGE                Code-00626U
OPTION AND FUTURES COMBINED POSITIONS AS OF 12/15/09          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 1000 RGGI CO2 ALLOWANCES)              OPEN INTEREST:       40,379
COMMITMENTS
   2,195      721    1,789   36,292   37,823   40,276   40,334      103       45

CHANGES FROM 12/08/09 (CHANGE IN OPEN INTEREST:      2,589)
     -23       48      -94    2,984    2,925    2,866    2,879     -277     -290

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
     5.4      1.8      4.4     89.9     93.7     99.7     99.9      0.3      0.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       34)
       6        5       10       21       14       33       24
```

----

Updated December 18, 2009