Commodity2005200620072008200920102011
Articles of asphalt/sim. mat. (e.g., petroleum bitumen/coal tar pitch), in ...$16,545,832$19,281,180$19,812,145$22,549,885$21,771,993$21,189,916$27,649,055
Articles of asphalt/sim. mat. (e.g., petroleum bitumen/coal tar pitch), oth ...$3,024,213$3,359,093$3,438,519$4,093,903$3,430,847$3,240,945$4,262,484
Total$19,570,045$22,640,273$23,250,664$26,643,788$25,202,840$24,430,861$31,911,539