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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Petroleum coke, not calcined | $44,041,804 | $45,978,791 | $46,342,845 | $96,814,016 | $42,172,940 | $64,263,995 | $51,464,702 |
| Petroleum coke, calcined | $3,525,325 | $7,665,685 | $8,629,190 | $10,130,134 | $3,792,140 | $7,155,710 | $7,729,903 |
| Petroleum bitumen | $82,480,959 | $86,874,092 | $109,226,362 | $129,456,230 | $99,477,661 | $96,684,578 | $127,537,937 |
| Residues of petroleum oils/oils obt. from bituminous mins., other than petr ... | $427,291 | $696,703 | $990,581 | $472,900 | $353,888 | $184,531 | $1,622,823 |
| Total | $130,475,379 | $141,215,271 | $165,188,978 | $236,873,280 | $145,796,629 | $168,288,814 | $188,355,365 |
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