|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Vermiculite, perlite & chlorites, unexpanded | $29,163 | $36,873 | $65,579 | $67,022 | $122,592 | $53,487 |
| Kieserite, epsomite (nat. magnesium sulphates) | | | $583 | | $16,434 | $10,358 |
| Mineral subs., n.e.s. in Ch.25 | $279,193 | $275,690 | $403,362 | $355,303 | $344,521 | $205,323 |
| Total | $308,356 | $312,563 | $469,524 | $422,325 | $483,547 | $269,168 |
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