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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Vermiculite, perlite & chlorites, unexpanded | $545,178 | $674,140 | $1,084,008 | $1,123,207 | $638,966 | $860,381 | $1,695,904 |
| Kieserite, epsomite (nat. magnesium sulphates) | $375,061 | $240,201 | $109,810 | $645,967 | $415,440 | $1,278,189 | $1,427,797 |
| Mineral subs., n.e.s. in Ch.25 | $31,704,581 | $18,154,221 | $34,031,603 | $48,410,749 | $69,075,679 | $39,090,845 | $32,374,501 |
| Total | $32,624,820 | $19,068,562 | $35,225,421 | $50,179,923 | $70,130,085 | $41,229,415 | $35,498,202 |
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