|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Tungsten (wolfram) powders | | $50,864 | | $37,050 | $17,622 | $2,462 | $117,851 |
| Tungsten (wolfram) & arts. thereof , n.e.s. in 81.01 | $18,479 | $11,587 | $52,693 | $56,840 | $26,355 | $45,557 | $38,202 |
| Total | $18,479 | $62,451 | $52,693 | $93,890 | $43,977 | $48,019 | $156,053 |
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