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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2011 |
| Sodium sulphides | $57,801 | $2,733 | $3,722 | $115 | $54 | $83 |
| Sulphides (excl. of sodium/zinc/cadmium); polysulphides, whether or not che ... | $281 | $260 | $165 | $8,075 | $17,456 | $11,045 |
| Total | $58,082 | $2,993 | $3,887 | $8,190 | $17,510 | $11,128 |
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