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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Disodium sulphate | $5,064 | | $10,460 | $461 | $36,471 | $50,513 |
| Sodium sulphates other than disodium sulphate | $109,580 | $112,910 | $35,429 | $44,420 | $25,280 | $14,282 |
| Sulphates of magnesium | | | $2,934 | $145 | $2,220 | |
| Sulphates of aluminium | $22,951 | $5,694 | $74,537 | $9,701 | $22,230 | $27,080 |
| Sulphates of nickel | | | | | $190 | |
| Sulphates of copper | $19,945 | $15,220 | $21,500 | $18,535 | $9,450 | $7,100 |
| Sulphates of barium | | | | $21,802 | | |
| Sulphates (excl. of 2833.21-2833.27) | $3,586 | $90 | $83 | $970 | $6,160 | $42,458 |
| Total | $161,126 | $133,914 | $144,943 | $96,034 | $102,001 | $141,433 |
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