Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
Sodium | $18,899 | $7,780 | $22,104 | $37,353 | $25,210 | $16,635 | $28,211 |
Alkali/alkaline-earth metals other than sodium & calcium | $1,536 | $1,589 | $4,287 | $14,691 | $2,748 | $4,374 | $212 |
Rare-earth metals, scandium & yttrium, whether or not intermixed/interalloy ... | | | | | $20,247 | $2,399 | |
Mercury | $11,442 | | $1,548 | $1,631 | $1,115 | | |
Total | $31,877 | $9,369 | $27,939 | $53,675 | $49,320 | $23,408 | $28,423 |
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