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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Cerium comps. | $6,989,000 | $5,622,000 | $4,858,000 | $6,432,000 | $6,154,000 | $17,399,394 | $45,329,155 |
| Compounds, inorganic/organic, of rare-earth metals/yttrium/scandium/mixts. ... | $22,113,000 | $27,430,000 | $37,409,000 | $56,829,000 | $45,610,000 | $66,534,497 | $256,854,744 |
| Total | $29,102,000 | $33,052,000 | $42,267,000 | $63,261,000 | $51,764,000 | $83,933,891 | $302,183,899 |
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