Commodity2005200620072008200920102011
Articles of asphalt/sim. mat. (e.g., petroleum bitumen/coal tar pitch), in ...$170,211,752$196,705,820$230,572,446$252,575,461$203,379,856$217,201,872$240,160,745
Articles of asphalt/sim. mat. (e.g., petroleum bitumen/coal tar pitch), oth ...$40,642,386$41,905,500$49,733,008$51,995,698$34,688,990$35,332,297$48,479,105
Total$210,854,138$238,611,320$280,305,454$304,571,159$238,068,846$252,534,169$288,639,850