Commodity2005200620072008200920102011
Articles of asphalt/sim. mat. (e.g., petroleum bitumen/coal tar pitch), in ...$8,316,533$7,387,243$7,591,431$12,058,288$3,808,987$4,915,167$6,262,824
Articles of asphalt/sim. mat. (e.g., petroleum bitumen/coal tar pitch), oth ...$45,092,561$59,680,742$85,447,351$107,525,146$40,479,137$51,576,876$64,364,170
Total$53,409,094$67,067,985$93,038,782$119,583,434$44,288,124$56,492,043$70,626,994