Commodity2005200620072008200920102011
Bituminous mixts. based on nat. asphalt/nat. bitumen/petroleum bitumen/min. ...$2,972,054$969,340$282,054$910,330$3,071,688$835,802$494,522
Total$2,972,054$969,340$282,054$910,330$3,071,688$835,802$494,522