Commodity2005200620072008200920102011
Petroleum coke, not calcined $4,515$23,043    
Petroleum coke, calcined$31,108$14,101$860,457$1,107,314$6,582$112,941$4,949
Petroleum bitumen$29,960,653$72,126,224$141,539,704$243,292,561$105,449,609$160,536,180$286,008,950
Residues of petroleum oils/oils obt. from bituminous mins., other than petr ...$3,640$3,176$38,026$214,041$3,903$16,708,592$13,434,347
Total$29,995,401$72,148,016$142,461,230$244,613,916$105,460,094$177,357,713$299,448,246