|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Unrefined copper; copper anodes for electrolytic refining | $4,993,927 | $228,866,167 | $83,006,960 | $16,748,422 | $7,497,917 | $3,904,170 | $4,848,622 |
| Total | $4,993,927 | $228,866,167 | $83,006,960 | $16,748,422 | $7,497,917 | $3,904,170 | $4,848,622 |
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