|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Vermiculite, perlite & chlorites, unexpanded | $76,130 | $63,650 | $117,224 | $240,708 | $142,904 | $224,710 | $275,805 |
| Kieserite, epsomite (nat. magnesium sulphates) | $25 | | | $381 | $1,213 | $2,339 | $5,581 |
| Mineral subs., n.e.s. in Ch.25 | $392,751 | $182,212 | $223,054 | $545,160 | $203,309 | $296,698 | $487,017 |
| Total | $468,906 | $245,862 | $340,278 | $786,249 | $347,426 | $523,747 | $768,403 |
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