|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Bituminous/oil shale & tar sands | | $929 | | | | | $49 |
| Bitumen & asphalt, nat.; asphaltites & asphaltic rocks | $739,891 | $5,090,448 | $2,366,362 | $4,240,407 | $512,307 | $2,072,063 | $4,927,318 |
| Total | $739,891 | $5,091,377 | $2,366,362 | $4,240,407 | $512,307 | $2,072,063 | $4,927,367 |
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