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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Natural barium carbonate (witherite), whether or not calcined, other than b ... | $1,217,059 | $1,163,971 | $2,119,910 | $1,695,536 | $1,622,803 | $2,353,661 | $1,619,378 |
| Natural barium carbonate (witherite), whether or not calcined, other than b ... | $258,133 | $91,120 | $270 | $134,279 | $181,886 | $35,873 | $21,203 |
| Total | $1,475,192 | $1,255,091 | $2,120,180 | $1,829,815 | $1,804,689 | $2,389,534 | $1,640,581 |
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