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| Commodity | 2005 | 2007 | 2008 | 2009 | 2010 |
| Sodium sulphides | $3,897 | | $645 | $849 | |
| Zinc sulphide | $22 | | $260 | | |
| Cadmium sulphide | $22 | | $129 | | |
| Sulphides (excl. of sodium/zinc/cadmium); polysulphides, whether or not che ... | $8,968 | $586 | $1,349 | $11,308 | $10,535 |
| Total | $12,909 | $586 | $2,383 | $12,157 | $10,535 |
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