|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Bituminous/oil shale & tar sands | $866 | $44,428 | | | | $1,219 | $12,479 |
| Bitumen & asphalt, nat.; asphaltites & asphaltic rocks | $703,679 | $4,777,747 | $2,126,500 | $1,064,394 | $932,090 | $149,662 | $355,202 |
| Total | $704,545 | $4,822,175 | $2,126,500 | $1,064,394 | $932,090 | $150,881 | $367,681 |
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