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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Petroleum coke, not calcined | | $131,222 | $6,266 | | | $228,896 | $1,106,699 |
| Petroleum coke, calcined | $4,462 | $10,056 | | | | | |
| Petroleum bitumen | $25,471,468 | $44,910,475 | $48,923,004 | $59,526,586 | $44,702,095 | $54,732,103 | $46,641,803 |
| Residues of petroleum oils/oils obt. from bituminous mins., other than petr ... | $10,771 | $4,850 | $37 | $106,199 | $7,277 | $10,996 | $123,161 |
| Total | $25,486,701 | $45,056,603 | $48,929,307 | $59,632,785 | $44,709,372 | $54,971,995 | $47,871,663 |
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