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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Petroleum coke, not calcined | $81,530,816 | $72,352,735 | $54,962,674 | $133,002,808 | $32,902,271 | $71,131,480 |
| Petroleum coke, calcined | $170,434,873 | $168,225,887 | $208,052,492 | $227,071,676 | $152,869,742 | $137,594,927 |
| Petroleum bitumen | $54,455,817 | $65,990,840 | $61,099,224 | $120,161,371 | $122,476,848 | $132,950,759 |
| Residues of petroleum oils/oils obt. from bituminous mins., other than petr ... | $35,058,636 | $53,312,277 | $117,710,298 | $102,862,637 | $39,297,765 | $54,164,289 |
| Total | $341,480,142 | $359,881,739 | $441,824,688 | $583,098,492 | $347,546,626 | $395,841,455 |
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