|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Tungsten (wolfram) powders | $456,238 | $471,748 | $551,120 | $266,206 | $575,797 | $1,349,590 |
| Tungsten (wolfram) & arts. thereof , n.e.s. in 81.01 | $1,832,434 | $1,891,491 | $1,844,316 | $3,498,361 | $2,312,688 | $3,847,150 |
| Total | $2,288,672 | $2,363,239 | $2,395,436 | $3,764,567 | $2,888,485 | $5,196,740 |
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