|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Bituminous/oil shale & tar sands | | | $146 | | | | |
| Bitumen & asphalt, nat.; asphaltites & asphaltic rocks | $1,033 | $6,373 | $130,826 | $760,017 | $1,044,926 | $194 | $925,986 |
| Total | $1,033 | $6,373 | $130,972 | $760,017 | $1,044,926 | $194 | $925,986 |
|
|
