|
| Commodity | 2005 | 2006 | 2007 |
| Disodium sulphate | $54,593 | $307,383 | $278,193 |
| Sodium sulphates other than disodium sulphate | $604,465 | $378,775 | $470,481 |
| Sulphates of magnesium | $9,044 | $48,626 | $36,138 |
| Sulphates of aluminium | $225,418 | $215,696 | $143,721 |
| Sulphates of nickel | $2,150 | $154 | |
| Sulphates of copper | $1,924 | $1,557 | $2,077 |
| Sulphates of zinc | $1,347 | $3,494 | $55 |
| Sulphates of barium | | $3 | |
| Sulphates (excl. of 2833.21-2833.27) | $42,660 | $23,305 | $62,916 |
| Alums | $148 | | $143 |
| Peroxosulphates (persulphates) | $11,911 | | $10,447 |
| Total | $953,660 | $978,993 | $1,004,171 |
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