|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Vermiculite, perlite & chlorites, unexpanded | $3,283 | $34,076 | $51,226 | $38,345 | $36,266 | $143,057 |
| Kieserite, epsomite (nat. magnesium sulphates) | | $871 | $323 | $5,204 | $4 | |
| Mineral subs., n.e.s. in Ch.25 | $7,676 | $25,128 | $1,687 | $56,218 | $15,317 | $12,854 |
| Total | $10,959 | $60,075 | $53,236 | $99,767 | $51,587 | $155,911 |
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