|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Vermiculite, perlite & chlorites, unexpanded | $2,431 | | $28,662 | $1,045 | $37,547 | $29,247 | $42,164 |
| Mineral subs., n.e.s. in Ch.25 | | $390 | $572 | $694 | $440 | $1,215 | $2,171 |
| Total | $2,431 | $390 | $29,234 | $1,739 | $37,987 | $30,462 | $44,335 |
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