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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Petroleum coke, not calcined | $5,023,543 | $14,023,803 | $33,774,184 | $57,864,689 | $26,501,468 | $48,872,639 |
| Petroleum coke, calcined | $2,659,854 | $9,640,554 | $1,838 | $44,431 | $16,270 | $39,829 |
| Petroleum bitumen | $29,379,202 | $28,699,316 | $42,480,187 | $64,295,810 | $47,473,711 | $61,492,263 |
| Residues of petroleum oils/oils obt. from bituminous mins., other than petr ... | | | $121 | $1,638 | | $1,198 |
| Total | $37,062,599 | $52,363,673 | $76,256,330 | $122,206,568 | $73,991,449 | $110,405,929 |
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