SILVER - COMMODITY EXCHANGE INC.                                     Code-084691
OPTION AND FUTURES COMBINED POSITIONS AS OF 04/11/06          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 5,000 TROY OUNCES)                     OPEN INTEREST:      201,164
COMMITMENTS
  57,037   12,491   59,494   37,167  107,132  153,699  179,118   47,465   22,047

CHANGES FROM 04/04/06 (CHANGE IN OPEN INTEREST:     11,159)
  -3,854    1,827    7,516    3,830     -434    7,492    8,909    3,666    2,250

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    28.4      6.2     29.6     18.5     53.3     76.4     89.0     23.6     11.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      202)
     104       45       75       33       43      170      135
 
 
COPPER-GRADE #1 - COMMODITY EXCHANGE INC.                            Code-085692
OPTION AND FUTURES COMBINED POSITIONS AS OF 04/11/06          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 25,000 POUNDS)                         OPEN INTEREST:      102,381
COMMITMENTS
  21,384   23,004   16,840   48,027   50,615   86,251   90,459   16,131   11,922

CHANGES FROM 04/04/06 (CHANGE IN OPEN INTEREST:     -1,471)
  -1,825     -875   -1,886      652    1,306   -3,059   -1,455    1,587      -16

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    20.9     22.5     16.4     46.9     49.4     84.2     88.4     15.8     11.6

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      167)
      64       52       48       40       32      132      109
 
 
GOLD - COMMODITY EXCHANGE INC.                                       Code-088691
OPTION AND FUTURES COMBINED POSITIONS AS OF 04/11/06          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 100 TROY OUNCES)                       OPEN INTEREST:      439,170
COMMITMENTS
 174,758   46,710   94,295  100,432  272,931  369,485  413,935   69,685   25,234

CHANGES FROM 04/04/06 (CHANGE IN OPEN INTEREST:      6,528)
  -3,646    4,401   13,757    2,960   -2,720   13,071   15,439   -6,544   -8,911

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    39.8     10.6     21.5     22.9     62.1     84.1     94.3     15.9      5.7

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      283)
     164       63       85       35       51      233      166
 

Updated April 14, 2006