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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Vermiculite, perlite & chlorites, unexpanded | $224,444 | $341,783 | $246,836 | $587,966 | $785,988 | $515,540 | $495,672 |
| Kieserite, epsomite (nat. magnesium sulphates) | $522,711 | $595,026 | $520,295 | $577,132 | $1,629,614 | $24,695,553 | $11,106,331 |
| Mineral subs., n.e.s. in Ch.25 | $54,351 | $304,345 | $295,723 | $40,020 | $88,414 | $102,377 | $583,310 |
| Total | $801,506 | $1,241,154 | $1,062,854 | $1,205,118 | $2,504,016 | $25,313,470 | $12,185,313 |
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