|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Unrefined copper; copper anodes for electrolytic refining | $8,598,956 | $27,536,144 | $37,312,636 | $108,473,779 | $13,728,213 | $8,412,719 | $115,078,880 |
| Total | $8,598,956 | $27,536,144 | $37,312,636 | $108,473,779 | $13,728,213 | $8,412,719 | $115,078,880 |
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