|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Bituminous/oil shale & tar sands | $127 | | $36,706 | $27,690 | | $8,030 |
| Bitumen & asphalt, nat.; asphaltites & asphaltic rocks | $31,299,986 | $44,923,525 | $48,630,984 | $71,503,661 | $83,669,669 | $81,068,630 |
| Total | $31,300,113 | $44,923,525 | $48,667,690 | $71,531,351 | $83,669,669 | $81,076,660 |
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