|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Vermiculite, perlite & chlorites, unexpanded | $19,249 | $387 | $52,933 | $6,331 | $2,111 | $3,257 | $13,289 |
| Kieserite, epsomite (nat. magnesium sulphates) | | | | | $417 | $11,945 | $11,345 |
| Mineral subs., n.e.s. in Ch.25 | $98,545 | $273,295 | $9,089 | $6,664,455 | $8,284 | $100,515 | $56,171 |
| Total | $117,794 | $273,682 | $62,022 | $6,670,786 | $10,812 | $115,717 | $80,805 |
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