SILVER - COMMODITY EXCHANGE INC.                                     Code-084691
OPTION AND FUTURES COMBINED POSITIONS AS OF 04/04/06          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 5,000 TROY OUNCES)                     OPEN INTEREST:      190,006
COMMITMENTS
  60,891   10,665   51,978   33,337  107,566  146,207  170,209   43,799   19,797

CHANGES FROM 03/28/06 (CHANGE IN OPEN INTEREST:     14,085)
    -932     -559    8,500    2,391    4,073    9,960   12,014    4,125    2,071

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    32.0      5.6     27.4     17.5     56.6     76.9     89.6     23.1     10.4

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      199)
     100       41       65       33       44      170      121
 
 
COPPER-GRADE #1 - COMMODITY EXCHANGE INC.                            Code-085692
OPTION AND FUTURES COMBINED POSITIONS AS OF 04/04/06          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 25,000 POUNDS)                         OPEN INTEREST:      103,853
COMMITMENTS
  23,209   23,879   18,726   47,375   49,309   89,310   91,914   14,543   11,939

CHANGES FROM 03/28/06 (CHANGE IN OPEN INTEREST:      3,281)
     876    2,724      603    2,467      379    3,946    3,707     -665     -426

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    22.3     23.0     18.0     45.6     47.5     86.0     88.5     14.0     11.5

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      186)
      65       57       56       42       35      147      122
 
 
GOLD - COMMODITY EXCHANGE INC.                                       Code-088691
OPTION AND FUTURES COMBINED POSITIONS AS OF 04/04/06          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 100 TROY OUNCES)                       OPEN INTEREST:      432,642
COMMITMENTS
 178,405   42,308   80,537   97,472  275,651  356,414  398,496   76,228   34,146

CHANGES FROM 03/28/06 (CHANGE IN OPEN INTEREST:     20,530)
  14,436    1,596    2,465   -2,200   20,657   14,701   24,718    5,829   -4,189

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    41.2      9.8     18.6     22.5     63.7     82.4     92.1     17.6      7.9

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      276)
     166       56       75       34       47      227      154
 

Updated April 7, 2006