Commodity2005200620072008200920102011
Petroleum coke, not calcined$3,571,653$3,856,264$4,236,459$7,656,313$2,353,546$5,455,989$10,272,399
Petroleum coke, calcined$19,863,502$18,981,611$18,609,166$27,254,860$6,691,168$11,342,030$17,497,876
Petroleum bitumen$35,523,373$33,947,866$30,793,826$60,029,538$34,966,122$57,650,669$96,290,351
Residues of petroleum oils/oils obt. from bituminous mins., other than petr ...$1,112,860$716,800$1,610,949$746,649$56,507$909,355$5,000,913
Total$60,071,388$57,502,541$55,250,400$95,687,360$44,067,343$75,358,043$129,061,539