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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Sodium | $408,103 | $601,531 | $586,159 | $859,381 | $416,487 | $1,073,115 | $767,810 |
| Alkali/alkaline-earth metals other than sodium & calcium | $18,809 | $33,751 | $14,560 | $98,687 | $165,519 | $122,561 | $949,417 |
| Rare-earth metals, scandium & yttrium, whether or not intermixed/interalloy ... | $750,199 | $332,998 | $177,580 | $256,425 | $177,721 | $1,937,709 | $345,896 |
| Mercury | $318,179 | $217,753 | $200,889 | $176,845 | $130,382 | $188,607 | $34,050 |
| Total | $1,495,290 | $1,186,033 | $979,188 | $1,391,338 | $890,109 | $3,321,992 | $2,097,173 |
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