|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Petroleum coke, not calcined | | | $1,912,762 | $1,470,738 | | |
| Petroleum bitumen | $78,251 | $43,897 | $52,246 | $216,000 | $77,839 | |
| Residues of petroleum oils/oils obt. from bituminous mins., other than petr ... | | | | $198,594 | | $61,974 |
| Total | $78,251 | $43,897 | $1,965,008 | $1,885,332 | $77,839 | $61,974 |
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