|
| Commodity | 2005 | 2006 | 2010 |
| Natural barium carbonate (witherite), whether or not calcined, other than b ... | $167,111 | | $8,552 |
| Natural barium carbonate (witherite), whether or not calcined, other than b ... | $22,791 | $125,148 | $384,418 |
| Total | $189,902 | $125,148 | $392,970 |
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