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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Sodium | $394,786 | $31,033 | $1,221 | $222,349 | $735,129 | $2,198,224 | $47,521 |
| Alkali/alkaline-earth metals other than sodium & calcium | $70,304 | $35,819 | $148,057 | $67,189 | $29,337 | $29,314 | $85,089 |
| Rare-earth metals, scandium & yttrium, whether or not intermixed/interalloy ... | $3,037 | $2,639 | | | | $47 | $5,916 |
| Mercury | $179,802 | $102,549 | $100,796 | $91,369 | $211,767 | $318,726 | $117,061 |
| Total | $647,929 | $172,040 | $250,074 | $380,907 | $976,233 | $2,546,311 | $255,587 |
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