|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Tungsten (wolfram) powders | $647,090 | $1,209,414 | $1,680,252 | $2,548,891 | $370,949 | $100,707 | $2,673,016 |
| Tungsten (wolfram) & arts. thereof , n.e.s. in 81.01 | $79,681 | $2,898,605 | $1,347,062 | $753,131 | $957,976 | $1,382,819 | $4,636,788 |
| Total | $726,771 | $4,108,019 | $3,027,314 | $3,302,022 | $1,328,925 | $1,483,526 | $7,309,804 |
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