|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Vermiculite, perlite & chlorites, unexpanded | $199,593 | $142,970 | $449,376 | $229,621 | $309,184 | $278,034 | $307,985 |
| Kieserite, epsomite (nat. magnesium sulphates) | | $523 | | | | $5,183 | $18 |
| Mineral subs., n.e.s. in Ch.25 | $3,167,904 | $4,192,079 | $5,287,801 | $9,666,936 | $3,624,094 | $708,541 | $1,302,591 |
| Total | $3,367,497 | $4,335,572 | $5,737,177 | $9,896,557 | $3,933,278 | $991,758 | $1,610,594 |
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