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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Natural barium carbonate (witherite), whether or not calcined, other than b ... | $9,286,123 | $12,104,000 | $10,199,507 | $13,571,632 | $13,515,528 | $19,442,089 | $17,115,840 |
| Natural barium carbonate (witherite), whether or not calcined, other than b ... | $784 | $23,801 | $3,315 | $835 | $856 | $536 | $5,752 |
| Total | $9,286,907 | $12,127,801 | $10,202,822 | $13,572,467 | $13,516,384 | $19,442,625 | $17,121,592 |
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