|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Sodium | $580 | $568 | $423 | $1,474 | | $1,577 | $19,777 |
| Alkali/alkaline-earth metals other than sodium & calcium | | | | | $11,029 | | $557,382 |
| Rare-earth metals, scandium & yttrium, whether or not intermixed/interalloy ... | | $728 | | | | | |
| Mercury | $2,516 | | | | $1,332 | $1,680 | |
| Total | $3,096 | $1,296 | $423 | $1,474 | $12,361 | $3,257 | $577,159 |
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