Commodity2005200620072008200920102011
Petroleum coke, calcined$258   $881$281 
Petroleum bitumen$1,974,015$7,835,986$9,283,362$28,185,434$23,346,163$32,806,635$68,027,150
Residues of petroleum oils/oils obt. from bituminous mins., other than petr ...$10,325$5,945$6,118$309$2,009$1,403$68,102
Total$1,984,598$7,841,931$9,289,480$28,185,743$23,349,053$32,808,319$68,095,252