```
  
 
SILVER - COMMODITY EXCHANGE INC.                                     Code-084691
OPTION AND FUTURES COMBINED POSITIONS AS OF 04/17/12          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 5,000 TROY OUNCES)                     OPEN INTEREST:      161,656
COMMITMENTS
  29,152    7,843   48,376   58,616   88,802  136,144  145,020   25,512   16,636

CHANGES FROM 04/10/12 (CHANGE IN OPEN INTEREST:      8,514)
    -405     -355    3,042    3,122    2,855    5,759    5,542    2,756    2,972

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    18.0      4.9     29.9     36.3     54.9     84.2     89.7     15.8     10.3

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      172)
      80       37       73       42       43      150      129
 
 
COPPER-GRADE #1 - COMMODITY EXCHANGE INC.                            Code-085692
OPTION AND FUTURES COMBINED POSITIONS AS OF 04/17/12          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 25,000 POUNDS)                         OPEN INTEREST:      159,263
COMMITMENTS
  40,984   39,755   20,627   84,351   76,030  145,962  136,412   13,301   22,852

CHANGES FROM 04/10/12 (CHANGE IN OPEN INTEREST:     10,632)
    -284   -1,138      598   15,453    9,162   15,767    8,623   -5,135    2,009

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    25.7     25.0     13.0     53.0     47.7     91.6     85.7      8.4     14.3

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      188)
      52       70       50       42       44      120      149
 
 
GOLD - COMMODITY EXCHANGE INC.                                       Code-088691
OPTION AND FUTURES COMBINED POSITIONS AS OF 04/17/12          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 100 TROY OUNCES)                       OPEN INTEREST:      640,395
COMMITMENTS
 171,313   24,480  160,446  246,447  429,623  578,205  614,548   62,190   25,846

CHANGES FROM 04/10/12 (CHANGE IN OPEN INTEREST:       -396)
  -3,534   -6,667    2,737    2,696    5,732    1,900    1,802   -2,296   -2,198

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    26.8      3.8     25.1     38.5     67.1     90.3     96.0      9.7      4.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      329)
     197       65      144       53       50      296      218
```

----

Updated April 20, 2012