|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Vermiculite, perlite & chlorites, unexpanded | | | | $9,881 | $287 | $663 | $2,506 |
| Mineral subs., n.e.s. in Ch.25 | $23,934 | $35,884 | $74,368 | $84,434 | $155,590 | $224,214 | $275,687 |
| Total | $23,934 | $35,884 | $74,368 | $94,315 | $155,877 | $224,877 | $278,193 |
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