|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Bituminous/oil shale & tar sands | $2,355 | $799 | $153,941 | $15,035 | | $5,800 | |
| Bitumen & asphalt, nat.; asphaltites & asphaltic rocks | $80,282 | $232,640 | $157,906 | $396,380 | $199,260 | $32,955 | $118,505 |
| Total | $82,637 | $233,439 | $311,847 | $411,415 | $199,260 | $38,755 | $118,505 |
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