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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Natural barium carbonate (witherite), whether or not calcined, other than b ... | $842,889 | $1,543,109 | $2,748,271 | $1,196,749 | $4,716,526 | $7,733,929 | $6,183,759 |
| Natural barium carbonate (witherite), whether or not calcined, other than b ... | $20,018 | $57,955 | $65,672 | $28,454 | | $111,074 | $161,322 |
| Total | $862,907 | $1,601,064 | $2,813,943 | $1,225,203 | $4,716,526 | $7,845,003 | $6,345,081 |
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