IN DELIVERY MONTH EUA - GREEN EXCHANGE                               Code-006GEC
OPTION AND FUTURES COMBINED POSITIONS AS OF 12/13/11          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 1000 EUA)                              OPEN INTEREST:       90,306
COMMITMENTS
     617    5,004   13,133   76,495   72,169   90,245   90,306       61        0

CHANGES FROM 12/06/11 (CHANGE IN OPEN INTEREST:      1,155)
       2      713      -94    1,304      644    1,212    1,263      -57     -108

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
     0.7      5.5     14.5     84.7     79.9     99.9    100.0      0.1      0.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       21)
       2        7        5        8       12       13       21
 

Updated December 16, 2011