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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Petroleum coke, calcined | $3,751,943 | $2,353,443 | $4,505,040 | $13,240,944 | $9,362,921 | $6,308,107 | $8,430,470 |
| Petroleum bitumen | $837,604 | $1,113,982 | $1,550,800 | $1,762,343 | $1,410,406 | $2,094,217 | $2,011,390 |
| Residues of petroleum oils/oils obt. from bituminous mins., other than petr ... | $120,775 | $268,731 | $103,230 | $2,079,149 | $2,053,812 | $555,158 | $1,203,740 |
| Total | $4,710,322 | $3,736,156 | $6,159,070 | $17,082,436 | $12,827,139 | $8,957,482 | $11,645,600 |
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