Commodity2005200620072008200920102011
Sulphates of aluminium$26,000$3,250$9,750$29,250$29,500$12,500$12,520
Sulphates (excl. of 2833.21-2833.27)  $1,270 $3,310  
Total$26,000$3,250$11,020$29,250$32,810$12,500$12,520