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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Vermiculite, perlite & chlorites, unexpanded | $584,796 | $613,597 | $571,406 | $647,215 | $1,375,815 | $493,856 | $926,672 |
| Kieserite, epsomite (nat. magnesium sulphates) | $486,571 | $381,194 | $329,189 | $515,604 | $182,428 | $83,463 | $56,625 |
| Mineral subs., n.e.s. in Ch.25 | $4,166,921 | $4,360,316 | $5,778,357 | $7,006,348 | $4,165,768 | $6,956,020 | $8,179,340 |
| Total | $5,238,288 | $5,355,107 | $6,678,952 | $8,169,167 | $5,724,011 | $7,533,339 | $9,162,637 |
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