|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Vermiculite, perlite & chlorites, unexpanded | $291,564 | $421,142 | $698,951 | $665,329 | $959,575 | $1,175,256 | $1,089,785 |
| Kieserite, epsomite (nat. magnesium sulphates) | | | | | | | $8,004 |
| Mineral subs., n.e.s. in Ch.25 | $1,586,037 | $1,959,400 | $3,149,219 | $4,914,169 | $4,533,702 | $4,371,888 | $6,593,163 |
| Total | $1,877,601 | $2,380,542 | $3,848,170 | $5,579,498 | $5,493,277 | $5,547,144 | $7,690,952 |
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