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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Gypsum; anhydrite | $12,989,000 | $16,866,000 | $27,797,000 | $31,713,000 | $30,611,000 | $28,846,937 | $34,378,785 |
| Plasters (consisting of calcined gypsum/calcium sulphate) whether or not co ... | $78,310,000 | $93,010,000 | $108,112,000 | $125,102,000 | $98,949,000 | $104,550,436 | $113,570,368 |
| Total | $91,299,000 | $109,876,000 | $135,909,000 | $156,815,000 | $129,560,000 | $133,397,373 | $147,949,153 |
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