|
| Commodity | 2009 | 2010 | 2011 |
| Disodium sulphate | | $580 | $3,621 |
| Sodium sulphates other than disodium sulphate | | $583,851 | $696,342 |
| Sulphates of magnesium | $6,180 | | $2,832 |
| Sulphates of aluminium | $47,536 | $64,242 | $74,256 |
| Sulphates of nickel | $399,039 | | |
| Sulphates of copper | $4,736 | $3,436 | $7,596 |
| Sulphates (excl. of 2833.21-2833.27) | $295,428 | $62,671 | $78,010 |
| Alums | | $626 | $470 |
| Peroxosulphates (persulphates) | | $152 | |
| Total | $752,919 | $715,558 | $863,127 |
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