|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Vermiculite, perlite & chlorites, unexpanded | $8,808,000 | $9,606,000 | $12,093,000 | $14,098,000 | $11,825,000 | $9,028,925 | $10,103,678 |
| Kieserite, epsomite (nat. magnesium sulphates) | $61,000 | $33,000 | $110,000 | $165,000 | $44,000 | $315,317 | $106,167 |
| Mineral subs., n.e.s. in Ch.25 | $71,795,000 | $82,919,000 | $83,530,000 | $88,900,000 | $60,871,000 | $80,918,508 | $89,611,315 |
| Total | $80,664,000 | $92,558,000 | $95,733,000 | $103,163,000 | $72,740,000 | $90,262,750 | $99,821,160 |
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