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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Beryllium & arts. thereof , n.e.s. in 81.12 | | | | $3 | | $428 | |
| Gallium, hafnium, indium, niobium (columbium) & rhenium, & arts. thereof , ... | $257 | $4,264 | $4,371 | $12,797 | $2 | $4,279 | $486 |
| Total | $257 | $4,264 | $4,371 | $12,800 | $2 | $4,707 | $486 |
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