|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Vermiculite, perlite & chlorites, unexpanded | $4,710 | $9,766 | $14,889 | $6,739 | $10,448 | $61,098 | $14,617 |
| Kieserite, epsomite (nat. magnesium sulphates) | | $427 | $139 | | | $2,469 | |
| Mineral subs., n.e.s. in Ch.25 | $688,444 | $808,815 | $743,091 | $987,774 | $816,558 | $1,044,769 | $903,639 |
| Total | $693,154 | $819,008 | $758,119 | $994,513 | $827,006 | $1,108,336 | $918,256 |
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