```
 
 
SULFUR FINANCIAL INSTR 2009 - CHICAGO CLIMATE FUTURES EXCHANGE       Code-006265
OPTION AND FUTURES COMBINED POSITIONS AS OF 12/28/10          |
--------------------------------------------------------------| 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:       18,112
COMMITMENTS
  13,188        0        0    4,840   18,103   18,028   18,103       84        9

CHANGES FROM 12/21/10 (CHANGE IN OPEN INTEREST:     -1,582)
  -1,165        0        0     -400   -1,539   -1,565   -1,539      -17      -43

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    72.8      0.0      0.0     26.7    100.0     99.5    100.0      0.5      0.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       21)
       9        0        0        7        8       16        8
 
 
CARBON FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE       Code-006268
OPTION AND FUTURES COMBINED POSITIONS AS OF 12/28/10          |
--------------------------------------------------------------| 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:        4,307
COMMITMENTS
   3,523      502      585        0    3,162    4,109    4,249      198       58

CHANGES FROM 12/21/10 (CHANGE IN OPEN INTEREST:     -1,401)
  -1,385     -320       57        0   -1,174   -1,328   -1,436      -73       36

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    81.8     11.7     13.6      0.0     73.4     95.4     98.7      4.6      1.3

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       20)
      17        1        6        0        2       18        8
 
 
RGGI CO2 ALLOWANCE 2009 - CHICAGO CLIMATE FUTURES EXCHANGE           Code-00626U
OPTION AND FUTURES COMBINED POSITIONS AS OF 12/28/10          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 1000 RGGI CO2 ALLOWANCES)              OPEN INTEREST:       11,949
COMMITMENTS
     493       78        5   11,408   11,827   11,906   11,910       43       39

CHANGES FROM 12/21/10 (CHANGE IN OPEN INTEREST:         42)
     -19       -5       -0       57       43       38       38        4        4

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
     4.1      0.7      0.0     95.5     99.0     99.6     99.7      0.4      0.3

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       20)
       4        2        3        7        7       12       11
```

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Updated January 3, 2011