Commodity200520062007200820092011
Articles of asphalt/sim. mat. (e.g., petroleum bitumen/coal tar pitch), in ...$493,298$523,720$566,091$629,283$512,998$797,098
Articles of asphalt/sim. mat. (e.g., petroleum bitumen/coal tar pitch), oth ...$479,900$372,207$440,526$654,492$424,511$3,817,157
Total$973,198$895,927$1,006,617$1,283,775$937,509$4,614,255