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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Sodium sulphides | $61,860 | $42,317 | $13,987 | $6,542 | $19,539 | $38,570 | $66,219 |
| Cadmium sulphide | $33,610 | $24,879 | | | | | |
| Sulphides (excl. of sodium/zinc/cadmium); polysulphides, whether or not che ... | $374 | $8,650 | $340,637 | $1,559,909 | $156,111 | $387,965 | $132,006 |
| Total | $95,844 | $75,846 | $354,624 | $1,566,451 | $175,650 | $426,535 | $198,225 |
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