|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Sodium sulphides | $356,000 | $350,000 | $675,000 | $501,000 | $439,000 | $588,000 | $870,000 |
| Zinc sulphide | $117,000 | $225,000 | | | | | |
| Cadmium sulphide | $5,000 | | | | | | |
| Sulphides (excl. of sodium/zinc/cadmium); polysulphides, whether or not che ... | $159,000 | $81,000 | $203,000 | $1,088,000 | $132,000 | $484,000 | $142,000 |
| Total | $637,000 | $656,000 | $878,000 | $1,589,000 | $571,000 | $1,072,000 | $1,012,000 |
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