|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Tungsten (wolfram) powders | | $93 | $78,674 | $32,144 | $872 | $1,628 | $968 |
| Tungsten (wolfram) & arts. thereof , n.e.s. in 81.01 | $46,064 | $54,902 | $319,999 | $57,661 | $45,730 | $75,739 | $124,674 |
| Total | $46,064 | $54,995 | $398,673 | $89,805 | $46,602 | $77,367 | $125,642 |
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