|
| Commodity | 2005 | 2006 | 2010 |
| Sodium | $56,358 | | $80,632 |
| Alkali/alkaline-earth metals other than sodium & calcium | $72,606 | $45,306 | $97,403 |
| Rare-earth metals, scandium & yttrium, whether or not intermixed/interalloy ... | $172,471 | $71,316 | $160,331 |
| Mercury | $2,534,049 | $2,123,542 | $452,598 |
| Total | $2,835,484 | $2,240,164 | $790,964 |
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