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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Kaolin & oth. kaolinic clays, whether or not calcined | $2,474,274 | $3,048,643 | $3,979,528 | $4,326,247 | $2,539,784 | $3,243,855 | $2,745,279 |
| Total | $2,474,274 | $3,048,643 | $3,979,528 | $4,326,247 | $2,539,784 | $3,243,855 | $2,745,279 |
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