SULFUR FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE       Code-006261
OPTION AND FUTURES COMBINED POSITIONS AS OF 03/09/10          |
--------------------------------------------------------------| 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:       12,566
COMMITMENTS
  10,432      391       13    2,035   12,158   12,480   12,562       86        4

CHANGES FROM 03/02/10 (CHANGE IN OPEN INTEREST:        228)
     -64       16       13      213      197      162      226       66        2

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    83.0      3.1      0.1     16.2     96.8     99.3    100.0      0.7      0.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       27)
       7        4        1        9       11       17       15
 
 
SULFUR FINANCIAL INSTR 2009 - CHICAGO CLIMATE FUTURES EXCHANGE       Code-006265
OPTION AND FUTURES COMBINED POSITIONS AS OF 03/09/10          |
--------------------------------------------------------------| 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:       24,968
COMMITMENTS
  17,767    4,882    2,337    4,745   17,675   24,849   24,893      119       75

CHANGES FROM 03/02/10 (CHANGE IN OPEN INTEREST:       -388)
     920       19     -541     -832       68     -453     -454       65       66

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    71.2     19.6      9.4     19.0     70.8     99.5     99.7      0.5      0.3

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       29)
       7        3        4       15       15       24       20
 
 
CARBON FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE       Code-006268
OPTION AND FUTURES COMBINED POSITIONS AS OF 03/09/10          |
--------------------------------------------------------------| 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:        3,908
COMMITMENTS
   2,605      438      995       55    2,418    3,655    3,851      254       58

CHANGES FROM 03/02/10 (CHANGE IN OPEN INTEREST:        -25)
     -26       -2        1        0      -25      -24      -26       -1        1

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    66.6     11.2     25.4      1.4     61.9     93.5     98.5      6.5      1.5

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       23)
      19        2        7        2        2       23        9


Updated March 12, 2010