|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Copper mattes | $124,366 | $43,610 | $2,300,357 | $783,697 | $201,289 | $193,218 | $115,770 |
| Cement copper (precipitated copper) | $1,325,376 | $742,439 | | | | | |
| Total | $1,449,742 | $786,049 | $2,300,357 | $783,697 | $201,289 | $193,218 | $115,770 |
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