|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Sodium | $6,366 | $108,465 | $39,659 | $793 | $6,867 | $2,277 | $3,267 |
| Alkali/alkaline-earth metals other than sodium & calcium | $3,282 | $2,950 | $399 | $25,278 | $73,125 | $880 | $558 |
| Rare-earth metals, scandium & yttrium, whether or not intermixed/interalloy ... | $276 | | | | | $414 | |
| Mercury | $131 | $329 | $98 | $684 | $626 | | |
| Total | $10,055 | $111,744 | $40,156 | $26,755 | $80,618 | $3,571 | $3,825 |
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