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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Tungsten (wolfram) powders | $28,888,139 | $45,968,928 | $52,713,998 | $57,967,881 | $25,893,854 | $41,494,858 | $55,006,189 |
| Tungsten (wolfram) & arts. thereof , n.e.s. in 81.01 | $25,919,270 | $32,914,227 | $33,261,460 | $39,257,228 | $24,757,861 | $27,325,053 | $27,216,286 |
| Total | $54,807,409 | $78,883,155 | $85,975,458 | $97,225,109 | $50,651,715 | $68,819,911 | $82,222,475 |
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