|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Cobalt & arts. thereof , n.e.s. in 81.05 | $169,462,948 | $163,205,023 | $229,402,927 | $295,354,590 | $114,939,958 | $133,558,012 | $110,087,089 |
| Total | $169,462,948 | $163,205,023 | $229,402,927 | $295,354,590 | $114,939,958 | $133,558,012 | $110,087,089 |
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