|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Vermiculite, perlite & chlorites, unexpanded | $2,472 | $181 | $864 | $2,436 | $6,446 | $3,235 | $11,264 |
| Kieserite, epsomite (nat. magnesium sulphates) | $4,104 | $17 | | $346 | $36 | $2,540 | $427 |
| Mineral subs., n.e.s. in Ch.25 | $158,181 | $12,264 | $3,380 | $5,701 | $107,278 | $22,305 | $227,780 |
| Total | $164,757 | $12,462 | $4,244 | $8,483 | $113,760 | $28,080 | $239,471 |
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