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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Petroleum coke, not calcined | $6,544,748 | $5,121,991 | $5,012,556 | $17,220,420 | $7,357,603 | $14,293,234 | $8,631,198 |
| Petroleum coke, calcined | $1,034,681 | $1,516,183 | $1,796,962 | $2,115,762 | $780,422 | $1,619,200 | $2,289,718 |
| Petroleum bitumen | $35,678,520 | $34,842,097 | $45,191,198 | $60,239,380 | $42,852,139 | $51,893,278 | $53,141,292 |
| Residues of petroleum oils/oils obt. from bituminous mins., other than petr ... | $236,942 | $804,950 | $639,814 | $1,696,833 | $1,297,916 | $204,552 | $8,763 |
| Total | $43,494,891 | $42,285,221 | $52,640,530 | $81,272,395 | $52,288,080 | $68,010,264 | $64,070,971 |
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