SILVER - COMMODITY EXCHANGE INC.                                     Code-084691
FUTURES ONLY POSITIONS AS OF 04/29/08                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(CONTRACTS OF 5,000 TROY OUNCES)                     OPEN INTEREST:      126,504
COMMITMENTS
  48,978    6,421   19,304   32,510   92,717  100,792  118,442   25,712    8,062

CHANGES FROM 04/22/08 (CHANGE IN OPEN INTEREST:    -26,730)
   1,430      195  -14,208  -12,562  -12,030  -25,340  -26,043   -1,390     -687

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    38.7      5.1     15.3     25.7     73.3     79.7     93.6     20.3      6.4

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      145)
      80       24       39       23       30      117       82
 
 
COPPER-GRADE #1 - COMMODITY EXCHANGE INC.                            Code-085692
FUTURES ONLY POSITIONS AS OF 04/29/08                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(CONTRACTS OF 25,000 POUNDS)                         OPEN INTEREST:      104,206
COMMITMENTS
  29,123   22,559   12,194   50,041   54,543   91,358   89,296   12,848   14,910

CHANGES FROM 04/22/08 (CHANGE IN OPEN INTEREST:     -3,448)
  -1,580      869     -282     -901   -4,288   -2,763   -3,701     -685      253

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    27.9     21.6     11.7     48.0     52.3     87.7     85.7     12.3     14.3

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      172)
      48       58       35       40       37      115      116
 
 
GOLD - COMMODITY EXCHANGE INC.                                       Code-088691
FUTURES ONLY POSITIONS AS OF 04/29/08                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(CONTRACTS OF 100 TROY OUNCES)                       OPEN INTEREST:      429,670
COMMITMENTS
 194,844   34,196   76,235  107,519  293,001  378,598  403,432   51,072   26,238

CHANGES FROM 04/22/08 (CHANGE IN OPEN INTEREST:      5,452)
  -7,021      -46    1,032    5,871   -8,246     -118   -7,260    5,570   12,712

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    45.3      8.0     17.7     25.0     68.2     88.1     93.9     11.9      6.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      252)
     146       51       51       35       38      206      118
 

Updated May 2, 2008