|
| Commodity | 2006 | 2007 | 2008 |
| Vermiculite, perlite & chlorites, unexpanded | $32,698 | $48,421 | $107,557 |
| Kieserite, epsomite (nat. magnesium sulphates) | $14,301 | $93,423 | $3,753 |
| Mineral subs., n.e.s. in Ch.25 | $586,253 | $622,972 | $291,730 |
| Total | $633,252 | $764,816 | $403,040 |
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