|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Bituminous/oil shale & tar sands | $85,862 | $136 | | $486,939 | $150,027 | $27,826 | $48,102 |
| Bitumen & asphalt, nat.; asphaltites & asphaltic rocks | $388,188 | $166,837 | $289,514 | $240,005 | $729,589 | $114,087 | $134,439 |
| Total | $474,050 | $166,973 | $289,514 | $726,944 | $879,616 | $141,913 | $182,541 |
|
|
