|
| Commodity | 2005 | 2006 | 2007 | 2008 |
| Petroleum coke, not calcined | | $11,200 | | |
| Petroleum coke, calcined | | $23 | | |
| Petroleum bitumen | $2 | $6,218 | $501,303 | $1 |
| Residues of petroleum oils/oils obt. from bituminous mins., other than petr ... | $18,204 | $4,803 | $5,196 | $301,690 |
| Total | $18,206 | $22,244 | $506,499 | $301,691 |
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