|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Sodium | $2,000 | $14,000 | $3,000 | $9,000 | $3,000 | $8,000 | $4,000 |
| Alkali/alkaline-earth metals other than sodium & calcium | $769,000 | $1,228,000 | $1,777,000 | $2,083,000 | $1,150,000 | $2,376,000 | $1,883,000 |
| Rare-earth metals, scandium & yttrium, whether or not intermixed/interalloy ... | $34,000 | $79,000 | $98,000 | $44,000 | $17,000 | $11,000 | $107,000 |
| Mercury | $301,000 | $161,000 | $296,000 | $362,000 | $137,000 | $160,000 | $391,000 |
| Total | $1,106,000 | $1,482,000 | $2,174,000 | $2,498,000 | $1,307,000 | $2,555,000 | $2,385,000 |
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