|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Bituminous/oil shale & tar sands | | $3,908 | | | | $3,568 | |
| Bitumen & asphalt, nat.; asphaltites & asphaltic rocks | $949,020 | $1,076,335 | $2,177,822 | $2,000,936 | $1,650,339 | $2,404,437 | $2,066,643 |
| Total | $949,020 | $1,080,243 | $2,177,822 | $2,000,936 | $1,650,339 | $2,408,005 | $2,066,643 |
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