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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Sodium | $184,609 | $290,120 | $282,330 | $170,203 | $415,702 | $439,189 | $443,594 |
| Alkali/alkaline-earth metals other than sodium & calcium | $29,644 | $12,271 | $28,884 | $11,204 | $41,753 | $316,876 | $489,671 |
| Rare-earth metals, scandium & yttrium, whether or not intermixed/interalloy ... | $201,660 | $390,505 | $760,975 | $275,762 | $423,065 | $615,940 | $1,956,780 |
| Mercury | $702,682 | $357,362 | $377,092 | $362,953 | $288,303 | $153,987 | $4,722,044 |
| Total | $1,118,595 | $1,050,258 | $1,449,281 | $820,122 | $1,168,823 | $1,525,992 | $7,612,089 |
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