|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2010 |
| Bituminous/oil shale & tar sands | $7,467 | | $55,595 | $28,494 | $10,569 |
| Bitumen & asphalt, nat.; asphaltites & asphaltic rocks | $290,668 | $1,394,641 | $15,543,144 | $79,421,173 | $65,932,779 |
| Total | $298,135 | $1,394,641 | $15,598,739 | $79,449,667 | $65,943,348 |
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