|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Sodium | | | $98 | $98 | $307 | | $136 |
| Alkali/alkaline-earth metals other than sodium & calcium | | $167 | | | | $2,236 | |
| Rare-earth metals, scandium & yttrium, whether or not intermixed/interalloy ... | $8,972 | | | $2,824 | $6,065 | | $44,188 |
| Mercury | $29,044 | $429 | $24 | $30 | | $711 | |
| Total | $38,016 | $596 | $122 | $2,952 | $6,372 | $2,947 | $44,324 |
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