|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Vermiculite, perlite & chlorites, unexpanded | $21,389 | $10,901 | $18,219 | $28,451 | $10,645 | $12,168 | $23,133 |
| Kieserite, epsomite (nat. magnesium sulphates) | $753 | $7,857 | $6,694 | | $6,174 | $5,472 | $252,953 |
| Mineral subs., n.e.s. in Ch.25 | $650,704 | $472,517 | $277,843 | $825,036 | $357,506 | $793,607 | $647,256 |
| Total | $672,846 | $491,275 | $302,756 | $853,487 | $374,325 | $811,247 | $923,342 |
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