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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Sodium sulphides | $49,117 | $58,216 | $160,849 | $90,288 | $22,602 | $89,030 |
| Zinc sulphide | $9,392 | | | | | |
| Sulphides (excl. of sodium/zinc/cadmium); polysulphides, whether or not che ... | $13,769 | $435 | $1,372 | $5,643 | $19,511 | $11,979 |
| Total | $72,278 | $58,651 | $162,221 | $95,931 | $42,113 | $101,009 |
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