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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Alkali/alkaline-earth metals other than sodium & calcium | $42,304 | $282,452 | $289,534 | $25,077 | $76,413 | $46,395 | $75,130 |
| Rare-earth metals, scandium & yttrium, whether or not intermixed/interalloy ... | $202,811 | $590,010 | $167,408 | $336,327 | $56,962 | $145,812 | $670,609 |
| Mercury | $333,457 | $219,685 | $307,373 | $81,131 | $55,573 | $84,836 | $179,478 |
| Total | $578,572 | $1,092,147 | $764,315 | $442,535 | $188,948 | $277,043 | $925,217 |
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