|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Vermiculite, perlite & chlorites, unexpanded | $478,769 | $833,706 | $764,371 | $1,451,675 | $1,391,454 | $785,542 | $968,637 |
| Kieserite, epsomite (nat. magnesium sulphates) | | | $4,743 | | | | |
| Mineral subs., n.e.s. in Ch.25 | $182,044 | $330,538 | $529,339 | $751,734 | $386,088 | $352,133 | $294,369 |
| Total | $660,813 | $1,164,244 | $1,298,453 | $2,203,409 | $1,777,542 | $1,137,675 | $1,263,006 |
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