|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Vermiculite, perlite & chlorites, unexpanded | | | $27,185 | $54,716 | $31,629 | $10,136 | $19,586 |
| Kieserite, epsomite (nat. magnesium sulphates) | $1,055 | | | | | | |
| Mineral subs., n.e.s. in Ch.25 | $148,199 | $264,141 | $70,153 | $633,606 | $868,978 | $68,063 | $76,386 |
| Total | $149,254 | $264,141 | $97,338 | $688,322 | $900,607 | $78,199 | $95,972 |
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