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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Disodium sulphate | | $8 | $15 | $64 | $257 | $20 |
| Sodium sulphates other than disodium sulphate | $225 | $108 | $34 | $1,216 | $299 | $2,743 |
| Sulphates of magnesium | $27 | $142 | $18 | $127 | $506 | $309 |
| Sulphates of aluminium | $10 | | | $99 | $140 | $210 |
| Sulphates of chromium | $4 | | | | | |
| Sulphates of nickel | $15 | | | $64 | $185 | $62 |
| Sulphates of copper | $296 | $1,943 | $1,032 | $1,664 | $815 | $2,421 |
| Sulphates of zinc | $69 | $3 | | | | |
| Sulphates of barium | | $36 | $10 | $173 | $101 | $178 |
| Alums | $1,931 | $3,726 | $3,751 | $3,313 | $1,872 | $2,495 |
| Peroxosulphates (persulphates) | $10 | $19 | | $32 | $21 | $77 |
| Total | $2,587 | $5,985 | $4,860 | $6,752 | $4,196 | $8,515 |
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