|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Sodium sulphides | $8,718 | $24,724 | $1,534 | $11,515 | $3,347 | $3,794 | $16,987 |
| Zinc sulphide | $25,719 | | $81,215 | | | | |
| Sulphides (excl. of sodium/zinc/cadmium); polysulphides, whether or not che ... | $40,088 | $5,159 | $1,466 | $44,526 | $163,554 | $39,769 | $38,295 |
| Total | $74,525 | $29,883 | $84,215 | $56,041 | $166,901 | $43,563 | $55,282 |
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