|
| Commodity | 2005 | 2006 | 2007 | 2008 |
| Natural barium carbonate (witherite), whether or not calcined, other than b ... | $12 | $4,132 | $194,218 | $71,264 |
| Natural barium carbonate (witherite), whether or not calcined, other than b ... | $11 | | | |
| Total | $23 | $4,132 | $194,218 | $71,264 |
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