```
 
 
SILVER - COMMODITY EXCHANGE INC.                                     Code-084691
FUTURES ONLY POSITIONS AS OF 03/29/11                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(CONTRACTS OF 5,000 TROY OUNCES)                     OPEN INTEREST:      138,486
COMMITMENTS
  47,764   10,625   23,075   32,587   87,882  103,426  121,582   35,060   16,904

CHANGES FROM 03/22/11 (CHANGE IN OPEN INTEREST:      2,498)
     212     -152     -917    1,061    1,174      356      105    2,142    2,393

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    34.5      7.7     16.7     23.5     63.5     74.7     87.8     25.3     12.2

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      179)
      86       30       43       37       50      145      107
 
 
COPPER-GRADE #1 - COMMODITY EXCHANGE INC.                            Code-085692
FUTURES ONLY POSITIONS AS OF 03/29/11                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(CONTRACTS OF 25,000 POUNDS)                         OPEN INTEREST:      135,882
COMMITMENTS
  47,672   20,628    9,496   63,696   92,690  120,864  122,814   15,018   13,068

CHANGES FROM 03/22/11 (CHANGE IN OPEN INTEREST:      2,169)
   3,183   -2,039     -330   -1,945    3,772      908    1,403    1,261      766

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    35.1     15.2      7.0     46.9     68.2     88.9     90.4     11.1      9.6

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      172)
      61       49       36       43       44      129      109
 
 
GOLD - COMMODITY EXCHANGE INC.                                       Code-088691
FUTURES ONLY POSITIONS AS OF 03/29/11                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(CONTRACTS OF 100 TROY OUNCES)                       OPEN INTEREST:      492,087
COMMITMENTS
 242,343   49,222   22,806  158,429  399,198  423,578  471,226   68,509   20,861

CHANGES FROM 03/22/11 (CHANGE IN OPEN INTEREST:    -17,044)
  10,831   -7,453  -20,794   -4,187   11,783  -14,150  -16,464   -2,894     -580

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    49.2     10.0      4.6     32.2     81.1     86.1     95.8     13.9      4.2

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      331)
     208       52       70       46       48      285      145
```

----

Updated April 1, 2011