Commodity200520062007200820092010
Articles of asphalt/sim. mat. (e.g., petroleum bitumen/coal tar pitch), in ...$31,829,929$25,681,344$20,880,858$2,090,669$32,262,269$83,753,971
Articles of asphalt/sim. mat. (e.g., petroleum bitumen/coal tar pitch), oth ...$11,740,394$20,813,757$34,076,988  $3,692,005
Total$43,570,323$46,495,101$54,957,846$2,090,669$32,262,269$87,445,976