|
| Commodity | 2006 | 2007 | 2008 | 2009 |
| Disodium sulphate | $114,658 | $4,464 | | |
| Sodium sulphates other than disodium sulphate | | $8,931 | | |
| Sulphates of aluminium | $10,402 | $8,747 | $178,547 | |
| Sulphates of copper | $13,683 | | | $12,325 |
| Sulphates of barium | $1,599 | | | |
| Sulphates (excl. of 2833.21-2833.27) | | $83,479 | $92,561 | $84,110 |
| Alums | | | | $13,785 |
| Total | $140,342 | $105,621 | $271,108 | $110,220 |
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