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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Sodium sulphides | $2,438,990 | $2,092,541 | $1,947,410 | $3,444,889 | $2,366,351 | $3,072,401 | $2,108,853 |
| Cadmium sulphide | $175 | | | | | | |
| Sulphides (excl. of sodium/zinc/cadmium); polysulphides, whether or not che ... | $206,982 | $179,219 | $260,918 | $376,980 | $382,269 | $730,571 | $402,249 |
| Total | $2,646,147 | $2,271,760 | $2,208,328 | $3,821,869 | $2,748,620 | $3,802,972 | $2,511,102 |
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