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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Vermiculite, perlite & chlorites, unexpanded | $499,665 | $440,582 | $540,971 | $337,749 | $1,597,526 | $1,773,601 | $1,323,236 |
| Kieserite, epsomite (nat. magnesium sulphates) | $82,717 | $109,216 | $94,895 | $80,315 | $17,982 | $53,598 | $25,177 |
| Mineral subs., n.e.s. in Ch.25 | $29,338,855 | $26,358,954 | $31,601,125 | $42,718,288 | $28,278,574 | $34,969,237 | $35,656,931 |
| Total | $29,921,237 | $26,908,752 | $32,236,991 | $43,136,352 | $29,894,082 | $36,796,436 | $37,005,344 |
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