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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Gypsum; anhydrite | $3,315,300 | $4,262,800 | $7,582,100 | $11,465,900 | $8,584,800 | $8,187,200 | $8,716,400 |
| Plasters (consisting of calcined gypsum/calcium sulphate) whether or not co ... | $3,069,100 | $3,645,100 | $5,071,100 | $6,748,900 | $5,467,100 | $6,891,400 | $6,651,600 |
| Total | $6,384,400 | $7,907,900 | $12,653,200 | $18,214,800 | $14,051,900 | $15,078,600 | $15,368,000 |
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