|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Sodium | $700 | $47 | $1,482 | $317 | | $344 | |
| Alkali/alkaline-earth metals other than sodium & calcium | $462 | $429 | | $256 | $20,233 | $212 | $199 |
| Rare-earth metals, scandium & yttrium, whether or not intermixed/interalloy ... | $255 | $1,452 | $2,332 | | | $1,923 | |
| Mercury | $43 | $1,000 | | | | | |
| Total | $1,460 | $2,928 | $3,814 | $573 | $20,233 | $2,479 | $199 |
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