|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Natural barium carbonate (witherite), whether or not calcined, other than b ... | $18,163 | $6,457 | $71,531 | $65,417 | $168,821 | $72,283 | $5,753 |
| Natural barium carbonate (witherite), whether or not calcined, other than b ... | | $6,897 | | | | | $306 |
| Total | $18,163 | $13,354 | $71,531 | $65,417 | $168,821 | $72,283 | $6,059 |
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