Commodity200520062007200820092010
Drafting tables & machines, whether or not auto.$152,991$273,810$365,115$91,383$47,017$227,677
Drawing/marking-out/mathematical calculating instr. other than drafting tab ...$15,485$10,911$36,902$77,344$49,217$11,967
Micrometers, callipers & gauges$51,803$5,791$26,052$11,456$5,674$962
Instruments for meas. length, for use in the hand (e.g., meas. rods & tapes ...$80,927$31,165$46,723$61,257$37,737$45,560
Parts & accessories of the instr. of 90.17$2,125$33,719$2,917$27,083  
Total$303,331$355,396$477,709$268,523$139,645$286,166