|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Beryllium & arts. thereof , n.e.s. in 81.12 | | | | | | $3,613 | |
| Germanium & arts. thereof , incl. waste & scrap | | $2,869 | | | | | |
| Gallium, hafnium, indium, niobium (columbium) & rhenium, & arts. thereof , ... | $34,713,631 | $37,430,027 | $44,477,350 | $74,340,742 | $36,304,123 | $83,495,170 | $121,219,585 |
| Total | $34,713,631 | $37,432,896 | $44,477,350 | $74,340,742 | $36,304,123 | $83,498,783 | $121,219,585 |
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