|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Disodium sulphate | | | | $1,000 | | | |
| Sodium sulphates other than disodium sulphate | | | | $26,000 | $236,000 | $111,000 | |
| Sulphates of magnesium | $22,000 | | | | | $7,000 | $1,000 |
| Sulphates of aluminium | | | $10,000 | | $10,664,000 | $15,152,000 | $81,000 |
| Sulphates of nickel | | | | | | | $46,000 |
| Sulphates of copper | $3,964,000 | $7,730,000 | $9,175,000 | $10,314,000 | $5,353,000 | $8,286,000 | $10,321,000 |
| Sulphates of zinc | $7,000 | $34,000 | | | | | |
| Sulphates of barium | $9,000 | | $1,000 | | | | |
| Sulphates (excl. of 2833.21-2833.27) | $12,000 | $57,000 | $493,000 | $238,000 | $95,000 | $97,000 | $224,000 |
| Alums | | | $38,000 | $12,000 | $5,000 | $2,000 | |
| Peroxosulphates (persulphates) | | | | | | | $2,000 |
| Total | $4,014,000 | $7,821,000 | $9,717,000 | $10,591,000 | $16,353,000 | $23,655,000 | $10,675,000 |
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