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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Natural barium carbonate (witherite), whether or not calcined, other than b ... | $6,275,464 | $6,138,525 | $9,284,858 | $10,545,022 | $7,344,998 | $9,064,539 | $14,580,108 |
| Natural barium carbonate (witherite), whether or not calcined, other than b ... | | | $3,811 | $359,244 | $230,075 | $11,542 | $31,647 |
| Total | $6,275,464 | $6,138,525 | $9,288,669 | $10,904,266 | $7,575,073 | $9,076,081 | $14,611,755 |
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