|
| Commodity | 2005 | 2006 | 2007 | 2008 |
| Sodium sulphides | $61,865 | $17,665 | $76,638 | $358,025 |
| Zinc sulphide | $906 | $125,477 | | |
| Cadmium sulphide | $6,115 | | | |
| Sulphides (excl. of sodium/zinc/cadmium); polysulphides, whether or not che ... | $14,489 | $8,467 | $49,733 | $51,884 |
| Total | $83,375 | $151,609 | $126,371 | $409,909 |
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