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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Sodium | $805 | $479 | $1,345 | | $1,505 | $253 |
| Alkali/alkaline-earth metals other than sodium & calcium | $50,760 | $11,272 | $43,246 | $269,394 | $564,633 | $212,284 |
| Rare-earth metals, scandium & yttrium, whether or not intermixed/interalloy ... | $2,596,669 | $2,512,391 | $3,603,921 | $5,306,312 | $3,066,177 | $5,420,976 |
| Mercury | $102,552 | $1,915 | $38,304 | $2,694 | $13,721 | $29 |
| Total | $2,750,786 | $2,526,057 | $3,686,816 | $5,578,400 | $3,646,036 | $5,633,542 |
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