```
 
 
SULFUR FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE       Code-006261
OPTION AND FUTURES COMBINED POSITIONS AS OF 11/30/10          |
--------------------------------------------------------------| 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:       15,918
COMMITMENTS
  10,556      142       50    5,287   15,705   15,893   15,897       25       21

CHANGES FROM 11/23/10 (CHANGE IN OPEN INTEREST:         52)
     -27       29        1       68       10       41       39       11       13

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    66.3      0.9      0.3     33.2     98.7     99.8     99.9      0.2      0.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       24)
       6        1        1        6       13       12       15
 
 
SULFUR FINANCIAL INSTR 2009 - CHICAGO CLIMATE FUTURES EXCHANGE       Code-006265
OPTION AND FUTURES COMBINED POSITIONS AS OF 11/30/10          |
--------------------------------------------------------------| 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:       25,801
COMMITMENTS
  18,736       35       66    6,985   25,695   25,787   25,796       14        5

CHANGES FROM 11/23/10 (CHANGE IN OPEN INTEREST:         29)
     -58       -1       16       73       19       31       34       -2       -5

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    72.6      0.1      0.3     27.1     99.6     99.9    100.0      0.1      0.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       34)
      12        1        3       15       16       28       19
 
 
CARBON FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE       Code-006268
OPTION AND FUTURES COMBINED POSITIONS AS OF 11/30/10          |
--------------------------------------------------------------| 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:        5,798
COMMITMENTS
   4,897      821      629        0    4,336    5,526    5,786      272       12

CHANGES FROM 11/23/10 (CHANGE IN OPEN INTEREST:          1)
       1        0        0        0        0        1        1        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    84.5     14.2     10.8      0.0     74.8     95.3     99.8      4.7      0.2

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       23)
      20        1        7        0        2       21        9
 
 
RGGI CO2 ALLOWANCE 2009 - CHICAGO CLIMATE FUTURES EXCHANGE           Code-00626U
OPTION AND FUTURES COMBINED POSITIONS AS OF 11/30/10          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 1000 RGGI CO2 ALLOWANCES)              OPEN INTEREST:       12,029
COMMITMENTS
     610       79       18   11,370   11,894   11,998   11,991       31       38

CHANGES FROM 11/23/10 (CHANGE IN OPEN INTEREST:         -1)
      -5        0        4        0        9       -1       13       -0      -14

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
     5.1      0.7      0.2     94.5     98.9     99.7     99.7      0.3      0.3

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       21)
       6        1        3        8        7       14       11
```

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Updated December 3, 2010