|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Tungsten (wolfram) powders | $187,791 | $300,708 | $346,377 | $587,694 | $394,527 | $382,863 | $1,249,014 |
| Tungsten (wolfram) & arts. thereof , n.e.s. in 81.01 | $303,010 | $313,175 | $165,007 | $935,705 | $1,706,630 | $2,916,306 | $597,577 |
| Total | $490,801 | $613,883 | $511,384 | $1,523,399 | $2,101,157 | $3,299,169 | $1,846,591 |
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