|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Petroleum coke, not calcined | $956,000 | | | | | | $243,000 |
| Petroleum coke, calcined | $1,294,000 | | | $464,000 | $112,000 | $134,000 | $272,000 |
| Petroleum bitumen | $30,007,000 | $36,272,000 | $26,893,000 | $41,395,000 | $30,154,000 | $31,921,000 | $35,645,000 |
| Residues of petroleum oils/oils obt. from bituminous mins., other than petr ... | $6,279,000 | $8,299,000 | $13,769,000 | $22,376,000 | $10,002,000 | $13,327,000 | $42,689,000 |
| Total | $38,536,000 | $44,571,000 | $40,662,000 | $64,235,000 | $40,268,000 | $45,382,000 | $78,849,000 |
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