Commodity2005200620072008200920102011
Bituminous mixts. based on nat. asphalt/nat. bitumen/petroleum bitumen/min. ...$2,924,702$3,051,168$2,805,044$4,036,097$3,476,073$6,411,000$4,247,411
Total$2,924,702$3,051,168$2,805,044$4,036,097$3,476,073$6,411,000$4,247,411