Commodity200520062007200820092010
Disodium sulphate     $44
Sodium sulphates other than disodium sulphate$748$10,420$3,292$6,941$22,854$6,713
Sulphates of magnesium$118$895$750$5,741$10,871$5,786
Sulphates of aluminium$126 $22$116$7 
Sulphates of nickel    $22 
Sulphates of copper$448$302$248$480$8,956$26,006
Sulphates of barium$40   $22,187 
Sulphates (excl. of 2833.21-2833.27)$1,081$3,167$856$1,174$825$997
Alums$79,712$131,224$77,559$194,775$153,527$116,741
Peroxosulphates (persulphates) $171 $55$48$41
Total$82,273$146,179$82,727$209,282$219,297$156,328