|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Vermiculite, perlite & chlorites, unexpanded | $2,479 | $877 | $3,358 | $1,578 | $1,930 | $1,281 |
| Kieserite, epsomite (nat. magnesium sulphates) | | $271 | | | | |
| Mineral subs., n.e.s. in Ch.25 | $47,917 | $20,793 | $11,568 | $68,711 | $16,893 | $11,962 |
| Total | $50,396 | $21,941 | $14,926 | $70,289 | $18,823 | $13,243 |
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