|
| Commodity | 2005 | 2007 | 2010 | 2011 |
| Petroleum coke, not calcined | $4,176 | | | |
| Petroleum coke, calcined | | | | $43,561 |
| Petroleum bitumen | | | | $27,440 |
| Residues of petroleum oils/oils obt. from bituminous mins., other than petr ... | | $4,416 | $634,199 | $679,298 |
| Total | $4,176 | $4,416 | $634,199 | $750,299 |
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