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| Commodity | 2005 | 2006 | 2007 | 2008 |
| Disodium sulphate | $20,709 | $31,690 | $8,268 | $169,059 |
| Sodium sulphates other than disodium sulphate | | $31,815 | | |
| Sulphates of magnesium | $390 | $4,326 | $316 | $636 |
| Sulphates of aluminium | $25,018 | | | $249 |
| Sulphates of copper | | $93 | $51 | $5,076 |
| Sulphates of zinc | $557 | $11 | $37 | |
| Sulphates of barium | $5,904 | $828 | $2,759 | $8,402 |
| Sulphates (excl. of 2833.21-2833.27) | $977,300 | $721,086 | $750,977 | $782,304 |
| Alums | $252 | $463 | $511 | $901 |
| Peroxosulphates (persulphates) | $2,162 | | $1,245 | $608 |
| Total | $1,032,292 | $790,312 | $764,164 | $967,235 |
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