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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Cerium comps. | | $2,132 | $1,743 | $2,468 | $4,102 | $3,742 |
| Compounds, inorganic/organic, of rare-earth metals/yttrium/scandium/mixts. ... | $184 | $9,642 | $7,223 | $8,368 | $26,488 | $39,942 |
| Total | $184 | $11,774 | $8,966 | $10,836 | $30,590 | $43,684 |
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