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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Sodium | $463,769 | $540,026 | $1,161,978 | $1,234,394 | $489,107 | $1,502,621 | $1,955,979 |
| Alkali/alkaline-earth metals other than sodium & calcium | $466,480 | $468,187 | $574,200 | $349,913 | $735,372 | $834,046 | $1,531,170 |
| Rare-earth metals, scandium & yttrium, whether or not intermixed/interalloy ... | $8,145 | $21,135 | $64,184 | $20,419 | $21,037 | $501,947 | $1,599,196 |
| Mercury | $12,663 | $67,232 | $51,520 | $37,728 | $56,282 | $21,968 | $138,350 |
| Total | $951,057 | $1,096,580 | $1,851,882 | $1,642,454 | $1,301,798 | $2,860,582 | $5,224,695 |
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