|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Tantalum & arts. thereof , n.e.s. in 81.03 | $5,520,371 | $5,997,419 | $9,596,489 | $16,503,829 | $15,667,475 | $30,150,157 | $49,689,867 |
| Total | $5,520,371 | $5,997,419 | $9,596,489 | $16,503,829 | $15,667,475 | $30,150,157 | $49,689,867 |
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