|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Natural barium carbonate (witherite), whether or not calcined, other than b ... | $127,000 | $97,776 | $167,851 | $146,774 | $201,662 | $180,024 | $153,547 |
| Total | $127,000 | $97,776 | $167,851 | $146,774 | $201,662 | $180,024 | $153,547 |
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