Commodity2005200620072008200920102011
Bituminous mixts. based on nat. asphalt/nat. bitumen/petroleum bitumen/min. ...$230,829$571,354$1,134,220$376,188$745,796$434,946$219,524
Total$230,829$571,354$1,134,220$376,188$745,796$434,946$219,524