|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Cobalt oxides & hydroxides; commercial cobalt oxides | $3,881,524 | $2,938,973 | $7,246,644 | $9,796,566 | $6,697,963 | $18,470,160 | $18,160,406 |
| Total | $3,881,524 | $2,938,973 | $7,246,644 | $9,796,566 | $6,697,963 | $18,470,160 | $18,160,406 |
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