Commodity2005200620072008200920102011
Petroleum coke, not calcined$701,544$520,010$284,949$16,619 $1,099,334$1,340,823
Petroleum coke, calcined$88,005,608$96,599,100$99,722,848$157,592,463$125,873,587$133,897,372$176,585,957
Petroleum bitumen$95,934$146,397$89,869$190,712$168,887$230,604$3,354,458
Residues of petroleum oils/oils obt. from bituminous mins., other than petr ... $350     
Total$88,803,086$97,265,857$100,097,666$157,799,794$126,042,474$135,227,310$181,281,238