|
| Commodity | 2006 | 2007 | 2009 | 2010 | 2011 |
| Cathodes & sections of cathodes, of ref. copper, unwrought | | | | $5,011,848 | $7,645,384 |
| Copper-zinc base alloys (brass), unwrought | $18,154 | | | | |
| Copper-tin base alloys (bronze), unwrought | $33 | $13 | $115 | | |
| Total | $18,187 | $13 | $115 | $5,011,848 | $7,645,384 |
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