Commodity20052006200720082009
Drafting tables & machines, whether or not auto.   $4 
Drawing/marking-out/mathematical calculating instr. other than drafting tab ...$2,550$1,645$821$1,732$833
Micrometers, callipers & gauges $21,158$427$683$86
Instruments for meas. length, for use in the hand (e.g., meas. rods & tapes ...$2,493$5,214$2,113$4,865$2,611
Total$5,043$28,017$3,361$7,284$3,530