|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Vermiculite, perlite & chlorites, unexpanded | $522,895 | $1,181,418 | $1,856,701 | $1,472,269 | | $1,641,335 |
| Kieserite, epsomite (nat. magnesium sulphates) | $10 | $4,206 | $7,655 | | | |
| Mineral subs., n.e.s. in Ch.25 | $2,361,645 | $3,944,601 | $6,219,741 | $256,534 | $483,508 | $4,700,806 |
| Total | $2,884,550 | $5,130,225 | $8,084,097 | $1,728,803 | $483,508 | $6,342,141 |
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