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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Beryllium & arts. thereof , n.e.s. in 81.12 | $1,934,822 | $1,394,634 | $2,725,694 | $1,531,815 | $2,323,145 | $5,059,832 | $3,613,880 |
| Germanium & arts. thereof , incl. waste & scrap | $637,487 | $289,120 | | | | | |
| Gallium, hafnium, indium, niobium (columbium) & rhenium, & arts. thereof , ... | $5,145,428 | $6,220,973 | $7,867,839 | $9,532,072 | $10,584,427 | $43,361,100 | $43,556,416 |
| Total | $7,717,737 | $7,904,727 | $10,593,533 | $11,063,887 | $12,907,572 | $48,420,932 | $47,170,296 |
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