|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Vermiculite, perlite & chlorites, unexpanded | $2,664 | $5,322 | $5,056 | $2,165 | $7,496 | $752,732 |
| Kieserite, epsomite (nat. magnesium sulphates) | | $2,848 | $159 | $12,103 | $12,932 | $4,085 |
| Mineral subs., n.e.s. in Ch.25 | $10,308 | $29,527 | $19,371 | $11,753 | $4,783 | $1,561,904 |
| Total | $12,972 | $37,697 | $24,586 | $26,021 | $25,211 | $2,318,721 |
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