|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Vermiculite, perlite & chlorites, unexpanded | $20,990 | $25,326 | $41,124 | $54,753 | $7,623 | $17,907 | $28,406 |
| Kieserite, epsomite (nat. magnesium sulphates) | $7,934 | | | | | | |
| Mineral subs., n.e.s. in Ch.25 | $251,020 | $284,763 | $497,796 | $832,301 | $371,382 | $420,104 | $442,193 |
| Total | $279,944 | $310,089 | $538,920 | $887,054 | $379,005 | $438,011 | $470,599 |
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