|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Vermiculite, perlite & chlorites, unexpanded | $106,320 | $323 | $206 | $205 | $3,755 | $9,381 |
| Kieserite, epsomite (nat. magnesium sulphates) | | | | | | $14 |
| Mineral subs., n.e.s. in Ch.25 | $128,375 | $1,500,787 | $2,629,408 | $478,964 | $161,306 | $80,195 |
| Total | $234,695 | $1,501,110 | $2,629,614 | $479,169 | $165,061 | $89,590 |
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