|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Tungsten (wolfram) powders | $6,958,302 | $10,578,098 | $9,954,730 | $7,748,885 | $3,920,799 | $7,377,569 | $11,207,028 |
| Tungsten (wolfram) & arts. thereof , n.e.s. in 81.01 | $38,216,433 | $58,606,274 | $75,471,772 | $84,205,784 | $52,719,958 | $60,769,549 | $55,083,939 |
| Total | $45,174,735 | $69,184,372 | $85,426,502 | $91,954,669 | $56,640,757 | $68,147,118 | $66,290,967 |
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