|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Tantalum & arts. thereof , n.e.s. in 81.03 | $189,290,657 | $80,145,590 | $37,768,543 | $15,572,432 | $8,746,964 | $19,185,893 | $13,512,817 |
| Total | $189,290,657 | $80,145,590 | $37,768,543 | $15,572,432 | $8,746,964 | $19,185,893 | $13,512,817 |
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