SILVER - COMMODITY EXCHANGE INC.                                     Code-084691
FUTURES ONLY POSITIONS AS OF 05/20/08                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(CONTRACTS OF 5,000 TROY OUNCES)                     OPEN INTEREST:      125,838
COMMITMENTS
  54,227   11,158   18,551   25,630   87,870   98,408  117,579   27,430    8,259

CHANGES FROM 05/13/08 (CHANGE IN OPEN INTEREST:      3,036)
   4,771    1,743      125   -1,380    1,807    3,516    3,675     -480     -639

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    43.1      8.9     14.7     20.4     69.8     78.2     93.4     21.8      6.6

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      164)
      85       32       42       26       34      129       95
 
 
COPPER-GRADE #1 - COMMODITY EXCHANGE INC.                            Code-085692
FUTURES ONLY POSITIONS AS OF 05/20/08                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(CONTRACTS OF 25,000 POUNDS)                         OPEN INTEREST:      101,017
COMMITMENTS
  24,632   19,592   13,185   49,121   53,403   86,938   86,180   14,079   14,837

CHANGES FROM 05/13/08 (CHANGE IN OPEN INTEREST:      3,218)
     459     -393    1,989      147    1,476    2,595    3,072      623      146

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    24.4     19.4     13.1     48.6     52.9     86.1     85.3     13.9     14.7

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      164)
      45       59       39       36       38      110      116
 
 
GOLD - COMMODITY EXCHANGE INC.                                       Code-088691
FUTURES ONLY POSITIONS AS OF 05/20/08                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(CONTRACTS OF 100 TROY OUNCES)                       OPEN INTEREST:      453,084
COMMITMENTS
 216,324   34,205   76,092  108,853  324,034  401,269  434,331   51,815   18,753

CHANGES FROM 05/13/08 (CHANGE IN OPEN INTEREST:     13,448)
  18,515  -10,666    2,060  -12,752   24,832    7,823   16,226    5,625   -2,778

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    47.7      7.5     16.8     24.0     71.5     88.6     95.9     11.4      4.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      274)
     164       47       54       37       46      232      120
 

Updated May 23, 2008