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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Sodium | $2,153,370 | $2,191,391 | $2,314,263 | $2,147,156 | $1,477,143 | $2,269,356 | $1,466,030 |
| Alkali/alkaline-earth metals other than sodium & calcium | $8,605,777 | $7,181,158 | $5,676,357 | $6,850,847 | $4,148,662 | $5,065,679 | $7,119,603 |
| Rare-earth metals, scandium & yttrium, whether or not intermixed/interalloy ... | $125,510 | $30,759 | $57,077 | $35,077 | $79,665 | $267,812 | $247,416 |
| Mercury | $349,565 | $365,861 | $393,737 | $289,496 | $64,985 | $94,104 | $49,444 |
| Total | $11,234,222 | $9,769,169 | $8,441,434 | $9,322,576 | $5,770,455 | $7,696,951 | $8,882,493 |
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