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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Natural barium carbonate (witherite), whether or not calcined, other than b ... | $2,061,409 | $1,328,871 | $10,212,711 | $10,721,826 | $5,483,992 | $10,981,595 | $25,037,344 |
| Natural barium carbonate (witherite), whether or not calcined, other than b ... | $20,910 | $11,717 | $45,352 | $109,656 | $36,379 | $14,199 | $143,634 |
| Total | $2,082,319 | $1,340,588 | $10,258,063 | $10,831,482 | $5,520,371 | $10,995,794 | $25,180,978 |
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