|
| Commodity | 2005 | 2006 |
| Petroleum coke, not calcined | $141,785,232 | $170,433,943 |
| Petroleum coke, calcined | $10,265 | |
| Petroleum bitumen | $1,763,909 | $244,020 |
| Residues of petroleum oils/oils obt. from bituminous mins., other than petr ... | $22,356 | $2,880 |
| Total | $143,581,762 | $170,680,843 |
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