Commodity2005200620072008200920102011
Articles of asphalt/sim. mat. (e.g., petroleum bitumen/coal tar pitch), in ...$47,960,019$67,730,858$87,326,259$88,539,114$68,223,017$71,793,255$89,259,374
Articles of asphalt/sim. mat. (e.g., petroleum bitumen/coal tar pitch), oth ...$1,773,245$5,769,451$10,525,915$15,425,628$11,886,643$14,740,066$13,158,927
Total$49,733,264$73,500,309$97,852,174$103,964,742$80,109,660$86,533,321$102,418,301