|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Natural barium carbonate (witherite), whether or not calcined, other than b ... | $1,123 | $6,469 | $15,625 | $1,622 | $8,370 | $17,782 | $37,572 |
| Natural barium carbonate (witherite), whether or not calcined, other than b ... | $138 | | | | | | |
| Total | $1,261 | $6,469 | $15,625 | $1,622 | $8,370 | $17,782 | $37,572 |
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