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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Bituminous/oil shale & tar sands | $436,532 | $22,833 | $2,432 | $1,164,981 | $1,332,971 | $1,075,412 |
| Bitumen & asphalt, nat.; asphaltites & asphaltic rocks | $2,040,506 | $1,967,717 | $2,413,280 | $1,412,181 | $140,352 | $100,511 |
| Total | $2,477,038 | $1,990,550 | $2,415,712 | $2,577,162 | $1,473,323 | $1,175,923 |
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