Commodity2005200620072008200920102011
Articles of asphalt/sim. mat. (e.g., petroleum bitumen/coal tar pitch), in ...$2,540$13,613$836$7,061$18,883$1,295$61,625
Articles of asphalt/sim. mat. (e.g., petroleum bitumen/coal tar pitch), oth ...    $159$9,103$24,566
Total$2,540$13,613$836$7,061$19,042$10,398$86,191