|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Bituminous/oil shale & tar sands | $90,478 | $410,580 | $206,560 | $238,793 | $212,754 | $526,032 | $583,139 |
| Bitumen & asphalt, nat.; asphaltites & asphaltic rocks | $56,446 | $321,731 | $296,755 | $973,809 | $304,880 | $882,486 | $391,241 |
| Total | $146,924 | $732,311 | $503,315 | $1,212,602 | $517,634 | $1,408,518 | $974,380 |
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