|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Bituminous/oil shale & tar sands | $3,296 | $28,180 | $4,557 | $5,952 | $7,089 | $10,764 | |
| Bitumen & asphalt, nat.; asphaltites & asphaltic rocks | $10,762 | $3,384 | $15,064 | $206,984 | $11,523 | $12,231 | $9,101 |
| Total | $14,058 | $31,564 | $19,621 | $212,936 | $18,612 | $22,995 | $9,101 |
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