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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Sodium | $6,582,808 | $5,932,521 | $7,620,993 | $6,454,876 | | $6,290,749 | $7,569,154 |
| Alkali/alkaline-earth metals other than sodium & calcium | $10,989 | $23,301 | $2,592 | $379,663 | $450,544 | $154,396 | $175,127 |
| Rare-earth metals, scandium & yttrium, whether or not intermixed/interalloy ... | $12,814 | $8,876 | $7,321 | $28,358 | $10,809 | $53,444 | $219,151 |
| Mercury | $3,259 | $14,874 | $23,029 | $11,760 | $39,857 | $41,518 | $98,251 |
| Total | $6,609,870 | $5,979,572 | $7,653,935 | $6,874,657 | $501,210 | $6,540,107 | $8,061,683 |
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