SULFUR FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE       Code-006261
OPTION AND FUTURES COMBINED POSITIONS AS OF 08/18/09          |
--------------------------------------------------------------| 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:       34,243
COMMITMENTS
  21,994      395      369   11,845   33,480   34,208   34,243       35        0

CHANGES FROM 08/11/09 (CHANGE IN OPEN INTEREST:       -113)
    -199        0      -12       85      -92     -126     -104       13       -9

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    64.2      1.2      1.1     34.6     97.8     99.9    100.0      0.1      0.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       35)
      10        3        3       15       20       26       25
 
 
CARBON FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE       Code-006268
OPTION AND FUTURES COMBINED POSITIONS AS OF 08/18/09          |
--------------------------------------------------------------| 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:        5,775
COMMITMENTS
   3,032      554    1,505      823    3,587    5,360    5,646      415      130

CHANGES FROM 08/11/09 (CHANGE IN OPEN INTEREST:        499)
     295       27      111       53      355      458      493       41        7

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    52.5      9.6     26.1     14.3     62.1     92.8     97.8      7.2      2.2

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       31)
      21        4        8        2        6       26       15
 
 
NITROGEN FIN INS ANNUAL 2009 - CHICAGO CLIMATE FUTURES EXCHANGE      Code-00626F
OPTION AND FUTURES COMBINED POSITIONS AS OF 08/18/09          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 1 U.S. EPA CAIR ANNUAL EMM             OPEN INTEREST:       21,968
COMMITMENTS
   1,924    1,910        0   20,044   20,058   21,968   21,968        0        0

CHANGES FROM 08/11/09 (CHANGE IN OPEN INTEREST:      1,579)
       0      160        0    1,579    1,419    1,579    1,579        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
     8.8      8.7      0.0     91.2     91.3    100.0    100.0      0.0      0.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       21)
       1        2        0       13       11       14       13
 
 
RGGI CO2 ALLOWANCE - CHICAGO CLIMATE FUTURES EXCHANGE                Code-00626U
OPTION AND FUTURES COMBINED POSITIONS AS OF 08/18/09          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 1000 RGGI CO2 ALLOWANCES)              OPEN INTEREST:       18,532
COMMITMENTS
     801      444      355   17,308   17,548   18,464   18,346       69      186

CHANGES FROM 08/11/09 (CHANGE IN OPEN INTEREST:        919)
      13      -49        7      874      976      894      934       25      -15

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
     4.3      2.4      1.9     93.4     94.7     99.6     99.0      0.4      1.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       32)
       5        3        6       21       17       29       23


Updated August 21, 2008