```
 
 
SULFUR FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE       Code-006261
OPTION AND FUTURES COMBINED POSITIONS AS OF 07/20/10          |
--------------------------------------------------------------| 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:       18,036
COMMITMENTS
  12,431       43        0    5,566   17,990   17,997   18,033       40        3

CHANGES FROM 07/13/10 (CHANGE IN OPEN INTEREST:       -105)
     -12        0        0     -103     -105     -114     -105       10        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    68.9      0.2      0.0     30.9     99.7     99.8    100.0      0.2      0.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       24)
       4        1        0        8       14       12       15
 
 
SULFUR FINANCIAL INSTR 2009 - CHICAGO CLIMATE FUTURES EXCHANGE       Code-006265
OPTION AND FUTURES COMBINED POSITIONS AS OF 07/20/10          |
--------------------------------------------------------------| 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:       22,929
COMMITMENTS
  14,429      156      156    8,051   22,372   22,636   22,685      293      244

CHANGES FROM 07/13/10 (CHANGE IN OPEN INTEREST:      2,161)
     509       -8       76    1,594    2,118    2,179    2,186      -18      -25

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    62.9      0.7      0.7     35.1     97.6     98.7     98.9      1.3      1.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       30)
       9        2        3       16       13       26       17
 
 
CARBON FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE       Code-006268
OPTION AND FUTURES COMBINED POSITIONS AS OF 07/20/10          |
--------------------------------------------------------------| 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:        5,011
COMMITMENTS
   3,931      861      788        0    3,350    4,719    4,999      292       12

CHANGES FROM 07/13/10 (CHANGE IN OPEN INTEREST:         20)
      21        1       -1        0       20       20       20        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    78.4     17.2     15.7      0.0     66.9     94.2     99.8      5.8      0.2

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       23)
      20        1        7        0        2       21        9
```

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Updated July 23, 2010