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| Commodity | 2005 | 2006 | 2007 | 2010 |
| Powders of non-lamellar structure, of copper | $527,412 | $254,809 | $85,154 | $203,734 |
| Powders of lamellar structure, of copper; flakes, of copper | $669,343 | $1,648,206 | $3,695,407 | $3,274,137 |
| Total | $1,196,755 | $1,903,015 | $3,780,561 | $3,477,871 |
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