|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Sodium | $451 | | $57 | $176 | $34 | $28 | $353 |
| Alkali/alkaline-earth metals other than sodium & calcium | $80,522 | $117,663 | $502,703 | $925,269 | $172,868 | $411,539 | $92 |
| Rare-earth metals, scandium & yttrium, whether or not intermixed/interalloy ... | $58,337 | $106,691 | | | $1,392 | | |
| Mercury | $63 | $438 | $345 | $256 | $110 | | $209 |
| Total | $139,373 | $224,792 | $503,105 | $925,701 | $174,404 | $411,567 | $654 |
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