Commodity2005200620072008
Self-propelled scrapers  $14,046 
Self-propelled tamping machines & road rollers$50,279 $28,449$64,474
Self-propelled front-end shovel loaders  $19,406$27,379
Self-propelled mech. shovels, excavators & shovel loaders (excl. of 8429.51 ... $654$377,109$15,697
Total$50,279$654$439,010$107,550