Commodity200620072008200920102011
Articles of asphalt/sim. mat. (e.g., petroleum bitumen/coal tar pitch), in ...$14,971 $24,539$24,053$11,570$7,500
Articles of asphalt/sim. mat. (e.g., petroleum bitumen/coal tar pitch), oth ... $3,654$9,375 $15,481$2,518
Total$14,971$3,654$33,914$24,053$27,051$10,018