|
| Commodity | 2005 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Disodium sulphate | | $1,265 | | | | $3,405 |
| Sodium sulphates other than disodium sulphate | $1,091 | | | | $27,969 | $106,458 |
| Sulphates of aluminium | $503 | $151 | | | | $41,503 |
| Sulphates of copper | | $14 | $747 | $558 | $7,105 | $602 |
| Sulphates (excl. of 2833.21-2833.27) | $986 | | | | $11,131 | |
| Alums | | $697 | | | | |
| Total | $2,580 | $2,127 | $747 | $558 | $46,205 | $151,968 |
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