Commodity200520062007200820092010
Drafting tables & machines, whether or not auto.     $6
Drawing/marking-out/mathematical calculating instr. other than drafting tab ...$27$2,098 $7$650 
Micrometers, callipers & gauges$9$277$226$23$369$21
Instruments for meas. length, for use in the hand (e.g., meas. rods & tapes ...$3,211$3,934$2,723$149$292$1,220
Parts & accessories of the instr. of 90.17$54 $10 $427 
Total$3,301$6,309$2,959$179$1,738$1,247