|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Chromium ores & concs. | $146,005,574 | $139,797,087 | $220,371,588 | $599,141,413 | $188,978,508 | $159,783,127 | $60,035,206 |
| Total | $146,005,574 | $139,797,087 | $220,371,588 | $599,141,413 | $188,978,508 | $159,783,127 | $60,035,206 |
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