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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Zirconium ores & concs. | $76,532,871 | $70,673,217 | $67,693,556 | $52,623,956 | $36,852,694 | $52,860,893 | $48,531,375 |
| Niobium/tantalum/vanadium ores & concs. | $20,812,028 | $74,120,801 | $82,294,520 | $5,410,977 | $6,615,392 | $3,738,344 | $4,919,924 |
| Total | $97,344,899 | $144,794,018 | $149,988,076 | $58,034,933 | $43,468,086 | $56,599,237 | $53,451,299 |
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