|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Vermiculite, perlite & chlorites, unexpanded | $13,615 | | $114 | $5,698 | $1,454 | | $12,692 |
| Kieserite, epsomite (nat. magnesium sulphates) | | | $5,157 | | | $7 | |
| Mineral subs., n.e.s. in Ch.25 | $603 | $55,661 | $5,106 | $56,808 | $12,404 | $66,872 | $600,028 |
| Total | $14,218 | $55,661 | $10,377 | $62,506 | $13,858 | $66,879 | $612,720 |
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