|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Bituminous/oil shale & tar sands | $850 | | | $1,612 | $12 | | |
| Bitumen & asphalt, nat.; asphaltites & asphaltic rocks | $1,190 | $1,937,045 | $631,841 | $3,481,481 | $1,960,019 | $859,211 | $7,861,384 |
| Total | $2,040 | $1,937,045 | $631,841 | $3,483,093 | $1,960,031 | $859,211 | $7,861,384 |
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