|
| Commodity | 2005 | 2007 | 2008 |
| Sodium sulphides | $425,814 | $202,691 | $332,977 |
| Zinc sulphide | | $14,118 | |
| Cadmium sulphide | $6,110 | $2,194 | |
| Sulphides (excl. of sodium/zinc/cadmium); polysulphides, whether or not che ... | $105,426 | $170,812 | $130,525 |
| Total | $537,350 | $389,815 | $463,502 |
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