|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Tungsten (wolfram) powders | $3,442 | | $13,116 | $243,001 | $8,421 | | |
| Tungsten (wolfram) & arts. thereof , n.e.s. in 81.01 | $423,784 | $25,843 | $270,636 | $152,797 | $598,996 | $121,876 | $27,319 |
| Total | $427,226 | $25,843 | $283,752 | $395,798 | $607,417 | $121,876 | $27,319 |
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