|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Sodium | $37,977 | $30,363 | $109,482 | $21,055 | $27,339 | $82,177 |
| Alkali/alkaline-earth metals other than sodium & calcium | $63,287 | $37,028 | $132,198 | $94,377 | $55,590 | $22,226 |
| Rare-earth metals, scandium & yttrium, whether or not intermixed/interalloy ... | $1,700,116 | $2,090,872 | $3,118,170 | $4,327,418 | $1,815,213 | $7,391,317 |
| Mercury | $17,432 | $15,813 | $20,584 | $23,879 | $16,341 | $15,853 |
| Total | $1,818,812 | $2,174,076 | $3,380,434 | $4,466,729 | $1,914,483 | $7,511,573 |
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