|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Bituminous/oil shale & tar sands | $7,378 | $893 | $27,450 | $5,415 | $55,655 | $141,038 | $241,393 |
| Bitumen & asphalt, nat.; asphaltites & asphaltic rocks | $1,437,336 | $1,139,959 | $2,084,785 | $15,470,343 | $5,620,943 | $8,367,235 | $2,673,124 |
| Total | $1,444,714 | $1,140,852 | $2,112,235 | $15,475,758 | $5,676,598 | $8,508,273 | $2,914,517 |
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