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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Sodium | $3,188 | $2,240 | $7,881 | $86,504 | $2,949 | $1,533 | $2,634 |
| Alkali/alkaline-earth metals other than sodium & calcium | $744,111 | $59,874 | $1,060 | $83,757 | $1,356 | $1,230 | $207,280 |
| Rare-earth metals, scandium & yttrium, whether or not intermixed/interalloy ... | $1,748,631 | $2,866,385 | $3,082,594 | $2,036,256 | $246,087 | $1,269,521 | $10,645,753 |
| Mercury | $3,664 | $4,616 | $10,978 | $6,638 | $2,880 | $6,299 | $9,676 |
| Total | $2,499,594 | $2,933,115 | $3,102,513 | $2,213,155 | $253,272 | $1,278,583 | $10,865,343 |
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