|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Disodium sulphate | $8,000 | $53,000 | $3,000 | | $1,000 | $1,000 | $8,000 |
| Sodium sulphates other than disodium sulphate | $24,000 | $11,000 | $66,000 | $92,000 | $66,000 | $23,000 | $69,000 |
| Sulphates of magnesium | $5,000 | $14,000 | $17,000 | $7,000 | $14,000 | $40,000 | $49,000 |
| Sulphates of copper | $19,000 | | | $49,000 | $119,000 | $59,000 | $27,000 |
| Sulphates of zinc | $35,000 | | | | | | |
| Sulphates of barium | | | | | | $6,000 | $71,000 |
| Sulphates (excl. of 2833.21-2833.27) | $120,000 | $140,000 | $338,000 | $314,000 | $445,000 | $289,000 | $232,000 |
| Alums | | $4,000 | | | | | |
| Peroxosulphates (persulphates) | | $8,000 | | | | $4,000 | $7,000 |
| Total | $211,000 | $230,000 | $424,000 | $462,000 | $645,000 | $422,000 | $463,000 |
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