|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Sodium | $2,632 | $2,991 | $14,389 | $3,749 | $1,548 | $1,800 | $32,272 |
| Alkali/alkaline-earth metals other than sodium & calcium | $8,636 | $13,336 | $10,100 | $4,127 | $6,213 | $38,014 | $67,879 |
| Rare-earth metals, scandium & yttrium, whether or not intermixed/interalloy ... | $205,800 | | | | | $377 | |
| Mercury | | $459 | | | | | |
| Total | $217,068 | $16,786 | $24,489 | $7,876 | $7,761 | $40,191 | $100,151 |
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