|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Vermiculite, perlite & chlorites, unexpanded | $20,871 | $18,330 | $12,391 | $41,785 | $270,607 | $286,755 | $466,130 |
| Kieserite, epsomite (nat. magnesium sulphates) | | | $9,598 | | | | |
| Mineral subs., n.e.s. in Ch.25 | $5,177,458 | $7,321,411 | $8,373,972 | $9,933,414 | $10,630,146 | $19,763,175 | $21,741,418 |
| Total | $5,198,329 | $7,339,741 | $8,395,961 | $9,975,199 | $10,900,753 | $20,049,930 | $22,207,548 |
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