|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Natural barium carbonate (witherite), whether or not calcined, other than b ... | $131,941 | $175,845 | $240,939 | $342,953 | $353,066 | $685,160 |
| Natural barium carbonate (witherite), whether or not calcined, other than b ... | | $960 | | | | $15,750 |
| Total | $131,941 | $176,805 | $240,939 | $342,953 | $353,066 | $700,910 |
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