Commodity2005200620072008200920102011
Articles of asphalt/sim. mat. (e.g., petroleum bitumen/coal tar pitch), in ...$3,282,975$3,461,486$3,418,368$4,129,683$3,870,063$3,700,149$4,671,613
Articles of asphalt/sim. mat. (e.g., petroleum bitumen/coal tar pitch), oth ...$1,244,321$1,379,947$1,408,597$2,824,420$3,030,152$4,089,675$4,386,284
Total$4,527,296$4,841,433$4,826,965$6,954,103$6,900,215$7,789,824$9,057,897