|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 |
| Bituminous/oil shale & tar sands | $554,377 | $2,628,838 | $1,184,599 | $4,640,695 | $5,882,686 |
| Bitumen & asphalt, nat.; asphaltites & asphaltic rocks | $22,883,025 | $14,625,117 | $2,698,057 | $1,904,114 | $14,477,089 |
| Total | $23,437,402 | $17,253,955 | $3,882,656 | $6,544,809 | $20,359,775 |
|
|
