|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Vermiculite, perlite & chlorites, unexpanded | | $4,448 | | $3,403 | | $320 | $435 |
| Mineral subs., n.e.s. in Ch.25 | $44,285 | $50,596 | $46,801 | $36,341 | $164,767 | $142,603 | $153,072 |
| Total | $44,285 | $55,044 | $46,801 | $39,744 | $164,767 | $142,923 | $153,507 |
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