```
 
 
SULFUR FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE       Code-006261
FUTURES ONLY 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:       12,212
COMMITMENTS
  10,409      375        0    1,785   11,837   12,194   12,212       18        0

CHANGES FROM 03/02/10 (CHANGE IN OPEN INTEREST:       -126)
     -87        0        0      -37     -124     -124     -124       -2       -2

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    85.2      3.1      0.0     14.6     96.9     99.9    100.0      0.1      0.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       26)
       8        2        0        8       10       16       12
 
 
SULFUR FINANCIAL INSTR 2009 - CHICAGO CLIMATE FUTURES EXCHANGE       Code-006265
FUTURES ONLY 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:       22,681
COMMITMENTS
  16,867    5,221    1,896    3,799   15,489   22,562   22,606      119       75

CHANGES FROM 03/02/10 (CHANGE IN OPEN INTEREST:         21)
   1,044      -53     -445     -643      453      -44      -45       65       66

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    74.4     23.0      8.4     16.7     68.3     99.5     99.7      0.5      0.3

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       27)
       6        3        3       13       14       20       19
 
 
CARBON FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE       Code-006268
FUTURES ONLY 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:        2,408
COMMITMENTS
   2,172      562        1       51    1,844    2,224    2,407      184        1

CHANGES FROM 03/02/10 (CHANGE IN OPEN INTEREST:          0)
       0        0        0        0        0        0        0        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    90.2     23.3      0.0      2.1     76.6     92.4    100.0      7.6      0.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       22)
      18        2        1        1        2       20        4
```

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Updated March 12, 2010