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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Gypsum; anhydrite | $2,924,366 | $2,578,826 | $1,933,089 | $1,892,981 | $2,115,810 | $1,191,284 | $4,424,741 |
| Plasters (consisting of calcined gypsum/calcium sulphate) whether or not co ... | $14,969,732 | $18,455,390 | $28,717,256 | $51,857,132 | $12,112,847 | $20,268,677 | $29,115,641 |
| Total | $17,894,098 | $21,034,216 | $30,650,345 | $53,750,113 | $14,228,657 | $21,459,961 | $33,540,382 |
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