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| Commodity | 2005 | 2006 | 2007 | 2009 | 2010 | 2011 |
| Disodium sulphate | | $1,294 | $1,537 | $2,238 | $101 | $540 |
| Sodium sulphates other than disodium sulphate | $1,284 | $206 | $1,699 | $1,176 | $981 | $88 |
| Sulphates of magnesium | $3,941 | $2,099 | $1,006 | $860 | $11 | $136 |
| Sulphates of aluminium | $17,741 | $27,107 | | $35 | $18,231 | $161,841 |
| Sulphates of nickel | | | $40 | | | |
| Sulphates of copper | | | $268 | $164 | | $92 |
| Sulphates (excl. of 2833.21-2833.27) | $273 | $1,713 | $856 | $857 | $1,836 | $690 |
| Alums | $26,880 | $63,453 | $1,259 | $29,535 | $23,410 | $75 |
| Total | $50,119 | $95,872 | $6,665 | $34,865 | $44,570 | $163,462 |
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