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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Sodium sulphides | $220,970 | $4,980 | $17,066 | $15,955 | $33,920 | $52,738 | $47,713 |
| Zinc sulphide | $26,782 | $77,913 | $102,547 | $36,254 | | | |
| Cadmium sulphide | $120,966 | $69,247 | $74,895 | | | | |
| Sulphides (excl. of sodium/zinc/cadmium); polysulphides, whether or not che ... | $623,368 | $3,168,462 | $1,440,250 | $915,599 | $2,361,595 | $3,926,449 | $5,338,951 |
| Total | $992,086 | $3,320,602 | $1,634,758 | $967,808 | $2,395,515 | $3,979,187 | $5,386,664 |
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