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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Cerium comps. | $7,303,078 | $5,806,291 | $9,546,979 | $10,710,036 | $3,012,969 | $6,856,341 | $33,046,909 |
| Compounds, inorganic/organic, of rare-earth metals/yttrium/scandium/mixts. ... | $9,240,236 | $5,075,481 | $8,314,352 | $6,388,605 | $5,688,189 | $6,243,764 | $10,893,412 |
| Total | $16,543,314 | $10,881,772 | $17,861,331 | $17,098,641 | $8,701,158 | $13,100,105 | $43,940,321 |
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