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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Tungsten (wolfram) powders | $42,087,083 | $65,266,956 | $57,575,945 | $50,820,429 | $32,935,955 | $51,046,945 | $79,222,945 |
| Tungsten (wolfram) & arts. thereof , n.e.s. in 81.01 | $37,011,555 | $47,642,614 | $36,889,708 | $44,973,744 | $24,446,547 | $41,125,419 | $63,997,694 |
| Total | $79,098,638 | $112,909,570 | $94,465,653 | $95,794,173 | $57,382,502 | $92,172,364 | $143,220,639 |
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