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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Petroleum coke, not calcined | $19,230,539 | $16,755,004 | $20,065,752 | $32,458,900 | $23,205,246 | $3,370,824 | $10,324,293 |
| Petroleum coke, calcined | $10,521,555 | $13,281,771 | $16,648,051 | $33,409,353 | $29,286,027 | $49,677,486 | $128,271,242 |
| Petroleum bitumen | $1,553,589 | $4,272,540 | $4,636,191 | $12,684,886 | $23,848,215 | $35,908,839 | $53,083,741 |
| Residues of petroleum oils/oils obt. from bituminous mins., other than petr ... | $2,898 | | $177 | $2,184 | $1,106 | $121,308 | $143,667 |
| Total | $31,308,581 | $34,309,315 | $41,350,171 | $78,555,323 | $76,340,594 | $89,078,457 | $191,822,943 |
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