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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Petroleum coke, not calcined | | | $364,584 | $1,393,267 | $1,775,654 | $11,042,323 | $35,341,333 |
| Petroleum coke, calcined | | | | | $27,671 | | |
| Petroleum bitumen | $961,295 | $650,206 | $4,468,378 | $4,838,822 | $1,247,072 | $3,696,898 | $935,035 |
| Residues of petroleum oils/oils obt. from bituminous mins., other than petr ... | $1,389,800 | $483,837 | $26,216 | $68,955 | $70,713 | $205,617 | $282,573 |
| Total | $2,351,095 | $1,134,043 | $4,859,178 | $6,301,044 | $3,121,110 | $14,944,838 | $36,558,941 |
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