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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Cerium comps. | $15,723,651 | $21,759,318 | $11,803,183 | $12,469,850 | $8,088,278 | $15,167,473 | $53,202,783 |
| Compounds, inorganic/organic, of rare-earth metals/yttrium/scandium/mixts. ... | $14,896,215 | $17,955,067 | $14,556,145 | $9,302,358 | $7,273,624 | $34,948,220 | $134,639,105 |
| Total | $30,619,866 | $39,714,385 | $26,359,328 | $21,772,208 | $15,361,902 | $50,115,693 | $187,841,888 |
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