|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Tungsten (wolfram) powders | $13,000 | | $18,583 | $2,793 | $7,809 | $10,925 | $201 |
| Tungsten (wolfram) & arts. thereof , n.e.s. in 81.01 | | $2,455 | $8,216 | $13,175 | $4,431 | $14,410 | $12,762 |
| Total | $13,000 | $2,455 | $26,799 | $15,968 | $12,240 | $25,335 | $12,963 |
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