Commodity2005200620072008200920102011
Bituminous mixts. based on nat. asphalt/nat. bitumen/petroleum bitumen/min. ...$3,135,242$4,910,808$6,516,847$13,906,209$9,180,276$5,928,077$11,854,228
Total$3,135,242$4,910,808$6,516,847$13,906,209$9,180,276$5,928,077$11,854,228