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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Petroleum coke, not calcined | | | | | $112,783 | $2,579 | $17,126 |
| Petroleum coke, calcined | $598,007 | $816,863 | $1,508,463 | $1,012,362 | $672,557 | $1,194,019 | $2,971,464 |
| Petroleum bitumen | $39,468,820 | $40,686,091 | $47,896,210 | $76,883,071 | $108,367,468 | $135,099,052 | $180,039,159 |
| Residues of petroleum oils/oils obt. from bituminous mins., other than petr ... | $365,008 | | | | $2,575 | | |
| Total | $40,431,835 | $41,502,954 | $49,404,673 | $77,895,433 | $109,155,383 | $136,295,650 | $183,027,749 |
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