Commodity20052006200920102011
Sulphates of magnesium   $6,250 
Sulphates of chromium$14,850    
Sulphates of copper $34,000  $57
Sulphates (excl. of 2833.21-2833.27)  $31,090$3,238 
Total$14,850$34,000$31,090$9,488$57