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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Petroleum coke, not calcined | $68,808,536 | $86,484,142 | $76,909,232 | $186,566,301 | $84,036,261 | $86,733,258 | $79,107,559 |
| Petroleum coke, calcined | $17,111,221 | $12,012,468 | $17,560,995 | $23,349,268 | $23,070,069 | $14,397,266 | $39,385,605 |
| Petroleum bitumen | $533,704 | $146,089 | $84,723 | $192,928 | $50,443 | $4,376 | $1,788,820 |
| Residues of petroleum oils/oils obt. from bituminous mins., other than petr ... | $94,779 | $1,073,818 | $20,306,754 | $645,879 | $1,395,265 | $2,462,403 | $569,188 |
| Total | $86,548,240 | $99,716,517 | $114,861,704 | $210,754,376 | $108,552,038 | $103,597,303 | $120,851,172 |
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