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| Commodity | 2005 | 2006 | 2007 | 2008 | 2011 |
| Alkali/alkaline-earth metals other than sodium & calcium | | $91,683 | $45,172 | $93,284 | $1,785 |
| Rare-earth metals, scandium & yttrium, whether or not intermixed/interalloy ... | $52,222 | $199,974 | $1,459 | $1,626 | $79,481 |
| Total | $52,222 | $291,657 | $46,631 | $94,910 | $81,266 |
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