|
| Commodity | 2005 | 2006 | 2010 |
| Natural barium carbonate (witherite), whether or not calcined, other than b ... | $3,299,635 | $6,090,693 | $5,892,815 |
| Natural barium carbonate (witherite), whether or not calcined, other than b ... | $733,057 | $3,911 | |
| Total | $4,032,692 | $6,094,604 | $5,892,815 |
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