|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Tungsten (wolfram) powders | $17,111 | $7,093 | $4,387 | $1,195,984 | | $3,800 | $6,159 |
| Tungsten (wolfram) & arts. thereof , n.e.s. in 81.01 | $192,888 | $104,352 | $3,952,968 | $3,483,415 | $1,037,693 | $3,140,622 | $5,785,983 |
| Total | $209,999 | $111,445 | $3,957,355 | $4,679,399 | $1,037,693 | $3,144,422 | $5,792,142 |
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