|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Natural barium carbonate (witherite), whether or not calcined, other than b ... | $18,903 | $14,578 | $45,391 | $33,629 | $86,948 | $39,258 | $29,545 |
| Natural barium carbonate (witherite), whether or not calcined, other than b ... | | $645 | $3,131 | | | | $14,482 |
| Total | $18,903 | $15,223 | $48,522 | $33,629 | $86,948 | $39,258 | $44,027 |
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