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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Natural barium carbonate (witherite), whether or not calcined, other than b ... | $7,720,714 | $6,412,083 | $8,888,473 | $8,818,838 | $7,674,013 | $9,520,898 | $8,021,569 |
| Natural barium carbonate (witherite), whether or not calcined, other than b ... | $26,130 | $50,222 | $60,391 | $226,917 | $161,003 | $401,619 | $198,974 |
| Total | $7,746,844 | $6,462,305 | $8,948,864 | $9,045,755 | $7,835,016 | $9,922,517 | $8,220,543 |
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