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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Petroleum coke, not calcined | | | | $5,235 | | $974 | $44,253 |
| Petroleum coke, calcined | $20,365,662 | $23,109,975 | $25,912,047 | $27,740,554 | $17,837,223 | $29,256,592 | $35,746,126 |
| Petroleum bitumen | $107,554,895 | $133,204,816 | $129,285,247 | $193,401,365 | $188,283,960 | $211,148,557 | $290,021,940 |
| Residues of petroleum oils/oils obt. from bituminous mins., other than petr ... | $1,013,514 | $1,037,663 | $3,263 | $770 | $439,809 | | $463 |
| Total | $128,934,071 | $157,352,454 | $155,200,557 | $221,147,924 | $206,560,992 | $240,406,123 | $325,812,782 |
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