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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Sodium | $43,529 | $15,068 | $34,022 | $29,235 | $3,681 | $9,937 | $11,244 |
| Alkali/alkaline-earth metals other than sodium & calcium | $62,298 | $84,358 | $144,530 | $123,613 | $222,532 | $116,893 | $160,616 |
| Rare-earth metals, scandium & yttrium, whether or not intermixed/interalloy ... | $36,818 | $32,480 | $47,991 | $24,629 | $53,918 | $3,420 | $61,648 |
| Mercury | $1,503,616 | $246,559 | $309,783 | $541,298 | $486,164 | $908,976 | $1,478,935 |
| Total | $1,646,261 | $378,465 | $536,326 | $718,775 | $766,295 | $1,039,226 | $1,712,443 |
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