|
| Commodity | 2005 | 2006 | 2007 | 2008 |
| Disodium sulphate | $138,726 | $84,576 | $113 | $977 |
| Sodium sulphates other than disodium sulphate | $5,111 | $12,783 | $37,517 | $290,039 |
| Sulphates of magnesium | $203 | $375 | $734 | $4,868 |
| Sulphates of aluminium | $48,734 | $13,782 | $882 | $189 |
| Sulphates of chromium | $55,186 | $236,377 | | |
| Sulphates of nickel | $113 | $1 | | |
| Sulphates of copper | $320,476 | $430,723 | $594,377 | $232,396 |
| Sulphates of zinc | $5,502 | $2,358 | | |
| Sulphates (excl. of 2833.21-2833.27) | $152,547 | $93,511 | $98,119 | $310,340 |
| Peroxosulphates (persulphates) | $145 | | | |
| Total | $726,743 | $874,486 | $731,742 | $838,809 |
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