SILVER - COMMODITY EXCHANGE INC.                                     Code-084691
FUTURES ONLY POSITIONS AS OF 03/25/08                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(CONTRACTS OF 5,000 TROY OUNCES)                     OPEN INTEREST:      148,918
COMMITMENTS
  48,579    8,541   31,329   40,801   99,922  120,709  139,792   28,209    9,126

CHANGES FROM 03/18/08 (CHANGE IN OPEN INTEREST:    -11,942)
 -11,365     -948   -1,524    3,388   -8,679   -9,501  -11,151   -2,441     -791

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    32.6      5.7     21.0     27.4     67.1     81.1     93.9     18.9      6.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      149)
      76       26       40       25       32      118       86
 
 
COPPER-GRADE #1 - COMMODITY EXCHANGE INC.                            Code-085692
FUTURES ONLY POSITIONS AS OF 03/25/08                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(CONTRACTS OF 25,000 POUNDS)                         OPEN INTEREST:       97,323
COMMITMENTS
  23,073   15,518   12,986   49,023   53,999   85,082   82,503   12,241   14,820

CHANGES FROM 03/18/08 (CHANGE IN OPEN INTEREST:     -4,630)
  -4,158   -4,370      324     -161   -2,050   -3,995   -6,096     -635    1,466

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    23.7     15.9     13.3     50.4     55.5     87.4     84.8     12.6     15.2

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      161)
      40       54       38       39       39      109      115
 
 
GOLD - COMMODITY EXCHANGE INC.                                       Code-088691
FUTURES ONLY POSITIONS AS OF 03/25/08                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(CONTRACTS OF 100 TROY OUNCES)                       OPEN INTEREST:      452,193
COMMITMENTS
 214,651   38,909   73,087  104,994  311,119  392,732  423,115   59,461   29,078

CHANGES FROM 03/18/08 (CHANGE IN OPEN INTEREST:    -36,862)
 -17,776   -1,509   -9,496   -5,093  -38,096  -32,365  -49,101   -4,497   12,239

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    47.5      8.6     16.2     23.2     68.8     86.9     93.6     13.1      6.4

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      277)
     152       62       57       42       47      223      140
 

Updated March 28, 2008