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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Vermiculite, perlite & chlorites, unexpanded | $1,016,086 | $156,292 | $236,187 | $173,050 | $234,334 | $90,744 | $117,184 |
| Mineral subs., n.e.s. in Ch.25 | $1,985,334 | $1,859,239 | $3,613,283 | $1,859,357 | $673,982 | $1,544,228 | $1,037,203 |
| Total | $3,001,420 | $2,015,531 | $3,849,470 | $2,032,407 | $908,316 | $1,634,972 | $1,154,387 |
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