Commodity2005200620072008200920102011
Articles of asphalt/sim. mat. (e.g., petroleum bitumen/coal tar pitch), in ...$4,286,139$3,170,375$3,635,494$3,198,229$2,747,170$1,841,220$3,024,460
Articles of asphalt/sim. mat. (e.g., petroleum bitumen/coal tar pitch), oth ...$3,884,547$5,164,476$5,858,449$10,529,125$9,989,362$12,921,354$17,340,901
Total$8,170,686$8,334,851$9,493,943$13,727,354$12,736,532$14,762,574$20,365,361