|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Bituminous/oil shale & tar sands | $114,720 | $6,125 | $56,827 | $138,292 | $141,829 | $858,524 | $222,439 |
| Bitumen & asphalt, nat.; asphaltites & asphaltic rocks | $439,063 | $550,081 | $473,844 | $522,284 | $263,736 | $546,215 | $839,355 |
| Total | $553,783 | $556,206 | $530,671 | $660,576 | $405,565 | $1,404,739 | $1,061,794 |
|
|
