|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Vermiculite, perlite & chlorites, unexpanded | $14,254 | $32,866 | $3,798 | $428 | $12,616 | $2,805 | $2,501 |
| Kieserite, epsomite (nat. magnesium sulphates) | | | | | | | $20 |
| Mineral subs., n.e.s. in Ch.25 | $18,504 | $49,850 | $63,024 | $13,288 | $22,410 | $40,564 | $36,303 |
| Total | $32,758 | $82,716 | $66,822 | $13,716 | $35,026 | $43,369 | $38,824 |
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