|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Vermiculite, perlite & chlorites, unexpanded | $56 | | | $4,683 | | | |
| Kieserite, epsomite (nat. magnesium sulphates) | $3,938 | | $449 | $8,427 | $2,152 | $10,832 | |
| Mineral subs., n.e.s. in Ch.25 | $50,238 | $54,924 | $74,331 | $100,643 | $91,730 | $121,889 | $176,736 |
| Total | $54,232 | $54,924 | $74,780 | $113,753 | $93,882 | $132,721 | $176,736 |
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