IN DELIVERY MONTH EUA - GREEN EXCHANGE                               Code-006GEC
OPTION AND FUTURES COMBINED POSITIONS AS OF 12/06/11          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 1000 EUA)                              OPEN INTEREST:       89,151
COMMITMENTS
     615    4,291   13,227   75,191   71,525   89,033   89,043      118      108

CHANGES FROM 11/29/11 (CHANGE IN OPEN INTEREST:     10,288)
     249    1,093      932   11,513   10,563   12,694   12,588   -2,406   -2,300

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
     0.7      4.8     14.8     84.3     80.2     99.9     99.9      0.1      0.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       21)
       2        7        5        8       12       14       20
 

Updated December 9, 2011