|
| Commodity | 2005 | 2006 | 2007 | 2009 | 2011 |
| Vermiculite, perlite & chlorites, unexpanded | | | $1,704 | $1 | |
| Kieserite, epsomite (nat. magnesium sulphates) | $12 | | | | |
| Mineral subs., n.e.s. in Ch.25 | $725,377 | $488,787 | $665,042 | $1,295,967 | $1,169,256 |
| Total | $725,389 | $488,787 | $666,746 | $1,295,968 | $1,169,256 |
|
|
