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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Cerium comps. | $103,382,442 | $183,142,108 | $295,504,544 | $104,612,166 | $73,199,287 | $114,099,844 | $181,502,101 |
| Compounds, inorganic/organic, of rare-earth metals/yttrium/scandium/mixts. ... | $32,892,221 | $59,378,379 | $77,133,905 | $48,918,260 | $34,151,888 | $38,696,585 | $94,196,439 |
| Total | $136,274,663 | $242,520,487 | $372,638,449 | $153,530,426 | $107,351,175 | $152,796,429 | $275,698,540 |
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