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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Petroleum coke, not calcined | $15,179,337 | $16,067,990 | $25,099,325 | $25,774,197 | $24,313,792 | $7,761,093 | $6,342,361 |
| Petroleum coke, calcined | $43,917,760 | $42,419,165 | $37,033,807 | $56,490,436 | $27,593,774 | $52,320,301 | $79,858,594 |
| Petroleum bitumen | $7,104,364 | $2,182,503 | $5,117,537 | $937,086 | $2,982,115 | $2,603,135 | $2,580,574 |
| Residues of petroleum oils/oils obt. from bituminous mins., other than petr ... | | | $615 | | | $12,870 | |
| Total | $66,201,461 | $60,669,658 | $67,251,284 | $83,201,719 | $54,889,681 | $62,697,399 | $88,781,529 |
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