|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Sodium | $114,294 | $617,703 | $184,863 | $201,243 | $166,237 | $245,108 |
| Alkali/alkaline-earth metals other than sodium & calcium | $1,060,478 | $471,745 | $178,619 | $1,339 | $42,255 | $7,787 |
| Rare-earth metals, scandium & yttrium, whether or not intermixed/interalloy ... | $3,066 | | $15,378 | | | |
| Mercury | | $1,631 | $1,059 | $13,337 | $28,044 | $4,975 |
| Total | $1,177,838 | $1,091,079 | $379,919 | $215,919 | $236,536 | $257,870 |
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