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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Gypsum; anhydrite | $172,242,173 | $199,958,383 | $158,976,756 | $139,006,096 | $71,617,405 | $54,787,190 | $63,588,158 |
| Plasters (consisting of calcined gypsum/calcium sulphate) whether or not co ... | $4,872,397 | $5,956,922 | $7,521,047 | $8,105,696 | $7,444,153 | $7,889,380 | $8,433,491 |
| Total | $177,114,570 | $205,915,305 | $166,497,803 | $147,111,792 | $79,061,558 | $62,676,570 | $72,021,649 |
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