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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Vermiculite, perlite & chlorites, unexpanded | $71,099 | $133,429 | $231,303 | $337,236 | $280,585 | $463,775 | $943,516 |
| Kieserite, epsomite (nat. magnesium sulphates) | $631,118 | $2,318,334 | $2,568,876 | $8,090,093 | $1,835,564 | $524,801 | $1,884,845 |
| Mineral subs., n.e.s. in Ch.25 | $10,542,742 | $4,349,187 | $4,113,261 | $4,413,835 | $2,944,706 | $4,106,828 | $4,502,992 |
| Total | $11,244,959 | $6,800,950 | $6,913,440 | $12,841,164 | $5,060,855 | $5,095,404 | $7,331,353 |
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