|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Beryllium & arts. thereof , n.e.s. in 81.12 | | $22,074 | | $2,111 | $1,245 | | |
| Gallium, hafnium, indium, niobium (columbium) & rhenium, & arts. thereof , ... | $4,990,336 | $8,030,948 | $11,026,075 | $7,800,923 | $5,669,442 | $815,793 | $415,110 |
| Total | $4,990,336 | $8,053,022 | $11,026,075 | $7,803,034 | $5,670,687 | $815,793 | $415,110 |
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