Commodity2005200620072008200920102011
Articles of asphalt/sim. mat. (e.g., petroleum bitumen/coal tar pitch), in ...$9,842,293$11,547,737$13,731,920$13,979,661$12,215,275$13,961,298$12,380,375
Articles of asphalt/sim. mat. (e.g., petroleum bitumen/coal tar pitch), oth ...$4,563,660$4,153,909$5,563,430$5,438,170$4,850,807$4,304,500$4,843,077
Total$14,405,953$15,701,646$19,295,350$19,417,831$17,066,082$18,265,798$17,223,452