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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Zirconium ores & concs. | $211,093,171 | $248,887,608 | $321,427,731 | $406,402,665 | $364,808,434 | $553,145,598 | $1,174,489,142 |
| Niobium/tantalum/vanadium ores & concs. | $74,642,666 | $72,664,123 | $77,109,979 | $98,183,854 | $77,193,443 | $115,641,499 | $213,001,043 |
| Total | $285,735,837 | $321,551,731 | $398,537,710 | $504,586,519 | $442,001,877 | $668,787,097 | $1,387,490,185 |
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