Commodity20052007200820092010
Coal/rock cutters & tunnelling mach. other than self-propelled$25,462  $14,561$533
Boring/sinking mach. (excl. of 8430.10-8430.40), other than self-propelled   $6,222$694
Moving/grading/levelling/scraping/tamping/compacting/excavating/extracting ...$12,568 $33,444$7,042 
Tamping/compacting mach., not self-propelled $4,722$2,832 $691
Moving/grading/levelling/scraping/excavating/extracting mach., for earth/mi ... $2,526$1,228$4,639 
Total$38,030$7,248$37,504$32,464$1,918