SILVER - COMMODITY EXCHANGE INC.                                     Code-084691
OPTION AND FUTURES COMBINED POSITIONS AS OF 05/23/06          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 5,000 TROY OUNCES)                     OPEN INTEREST:      167,627
COMMITMENTS
  32,630    9,039   56,719   37,555   84,827  126,904  150,586   40,723   17,041

CHANGES FROM 05/16/06 (CHANGE IN OPEN INTEREST:      1,650)
  -1,233   -1,412    1,709    2,853    1,944    3,329    2,241   -1,678     -591

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    19.5      5.4     33.8     22.4     50.6     75.7     89.8     24.3     10.2

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      179)
     101       35       71       30       37      162      115
 
 
COPPER-GRADE #1 - COMMODITY EXCHANGE INC.                            Code-085692
OPTION AND FUTURES COMBINED POSITIONS AS OF 05/23/06          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 25,000 POUNDS)                         OPEN INTEREST:       85,170
COMMITMENTS
  10,308   16,823   11,022   50,219   45,298   71,549   73,143   13,620   12,026

CHANGES FROM 05/16/06 (CHANGE IN OPEN INTEREST:     -3,308)
  -2,295    1,655     -211      753   -4,631   -1,753   -3,187   -1,555     -121

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    12.1     19.8     12.9     59.0     53.2     84.0     85.9     16.0     14.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      129)
      36       47       35       36       30       98       90
 
 
GOLD - COMMODITY EXCHANGE INC.                                       Code-088691
OPTION AND FUTURES COMBINED POSITIONS AS OF 05/23/06          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 100 TROY OUNCES)                       OPEN INTEREST:      470,591
COMMITMENTS
 137,534   33,938  145,053  117,957  262,589  400,545  441,580   70,046   29,011

CHANGES FROM 05/16/06 (CHANGE IN OPEN INTEREST:    -25,392)
 -20,099   -4,473    1,841   -1,584  -16,213  -19,842  -18,845   -5,550   -6,547

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    29.2      7.2     30.8     25.1     55.8     85.1     93.8     14.9      6.2

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      274)
     154       69      102       34       43      237      169
 

Updated May 26, 2006