|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Unrefined copper; copper anodes for electrolytic refining | $8,651,449 | $22,978,750 | $70,848,369 | $40,804,928 | $14,697,483 | $39,940,356 | $65,380,808 |
| Total | $8,651,449 | $22,978,750 | $70,848,369 | $40,804,928 | $14,697,483 | $39,940,356 | $65,380,808 |
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