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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Bituminous/oil shale & tar sands | $2,916 | $5,893 | $26,339 | $182,917 | $24,887,319 | $1,827,123 | $320,503 |
| Bitumen & asphalt, nat.; asphaltites & asphaltic rocks | $1,649,098 | $1,658,553 | $2,844,141 | $17,885,554 | $18,582,103 | $10,555,618 | $11,285,552 |
| Total | $1,652,014 | $1,664,446 | $2,870,480 | $18,068,471 | $43,469,422 | $12,382,741 | $11,606,055 |
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