|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Natural barium carbonate (witherite), whether or not calcined, other than b ... | $97 | $79 | $3,357 | $7,029 | $8,961 | $8,905 | $8,237 |
| Natural barium carbonate (witherite), whether or not calcined, other than b ... | | $15,796 | | | | | $305 |
| Total | $97 | $15,875 | $3,357 | $7,029 | $8,961 | $8,905 | $8,542 |
|
|
