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| Commodity | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Wire-bars of ref. copper, unwrought | $10,995 | | | | | $3,238 |
| Billets of ref. copper, unwrought | $4,000 | | | | | |
| Unwrought prods. of ref. copper (excl. of 7403.11-7403.13) | | | | $3,985 | $11,442 | |
| Copper-zinc base alloys (brass), unwrought | | | $25,500 | | $7,062 | |
| Copper-tin base alloys (bronze), unwrought | $37,809 | $819 | | | $17,557 | $16,040 |
| Copper alloys (excl. of 7403.21-7403.23; excl. master alloys of 74.05), unw ... | | $44,304 | $72,200 | $23,300 | | |
| Total | $52,804 | $45,123 | $97,700 | $27,285 | $36,061 | $19,278 |
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