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| Commodity | 2006 | 2007 | 2009 | 2010 | 2011 |
| Beryllium & arts. thereof , n.e.s. in 81.12 | $1,734 | | | $4,074 | $8,411 |
| Germanium & arts. thereof , incl. waste & scrap | $1,012 | | | | |
| Gallium, hafnium, indium, niobium (columbium) & rhenium, & arts. thereof , ... | | $115 | $887 | | $2,906 |
| Total | $2,746 | $115 | $887 | $4,074 | $11,317 |
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