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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Kaolin & oth. kaolinic clays, whether or not calcined | $27,256,151 | $27,761,946 | $24,124,982 | $33,967,120 | $24,996,268 | $64,033,254 | $80,523,450 |
| Total | $27,256,151 | $27,761,946 | $24,124,982 | $33,967,120 | $24,996,268 | $64,033,254 | $80,523,450 |
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