|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Natural barium carbonate (witherite), whether or not calcined, other than b ... | $9,685 | $6,201 | $8,807 | $7,542 | $7,821 | $5,405 | $7,082 |
| Natural barium carbonate (witherite), whether or not calcined, other than b ... | | $2,404 | | | | | $28,043 |
| Total | $9,685 | $8,605 | $8,807 | $7,542 | $7,821 | $5,405 | $35,125 |
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