|
| Commodity | 2005 | 2007 | 2008 |
| Sodium | $27,918 | $36,375 | $54,844 |
| Alkali/alkaline-earth metals other than sodium & calcium | $1,491,823 | $1,696,083 | $189,152 |
| Rare-earth metals, scandium & yttrium, whether or not intermixed/interalloy ... | | $49,729 | |
| Mercury | $40,134 | $98,462 | $62,879 |
| Total | $1,559,875 | $1,880,649 | $306,875 |
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