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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Sodium sulphides | $132,078 | $61,566 | | $2,216 | $7,922 | $3,079 |
| Sulphides (excl. of sodium/zinc/cadmium); polysulphides, whether or not che ... | $3,563 | $15,415 | $65,956 | $18,624 | $24,304 | $34,447 |
| Total | $135,641 | $76,981 | $65,956 | $20,840 | $32,226 | $37,526 |
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