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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Natural barium carbonate (witherite), whether or not calcined, other than b ... | $2,499,065 | $3,237,083 | $3,882,445 | $7,300,682 | $8,074,923 | $9,222,182 | $14,255,845 |
| Natural barium carbonate (witherite), whether or not calcined, other than b ... | | $22,222 | $14,305 | $12,598 | $44 | $2,921 | $13,518 |
| Total | $2,499,065 | $3,259,305 | $3,896,750 | $7,313,280 | $8,074,967 | $9,225,103 | $14,269,363 |
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