|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Unrefined copper; copper anodes for electrolytic refining | $5,927,000 | $22,016,000 | $579,000 | $1,146,000 | $539,000 | $531,332 | $18,486,891 |
| Total | $5,927,000 | $22,016,000 | $579,000 | $1,146,000 | $539,000 | $531,332 | $18,486,891 |
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