Commodity2005200620072008200920102011
Drafting tables & machines, whether or not auto. $73$788 $193 $2,608
Drawing/marking-out/mathematical calculating instr. other than drafting tab ...$4,291$6,870$12,341$4,655$39,902$12,967$12,555
Micrometers, callipers & gauges$1,399$5,550$295$184$12,324$30$768
Instruments for meas. length, for use in the hand (e.g., meas. rods & tapes ...$9,183$6,832$14,624$26,204$8,995$8,022$56,399
Parts & accessories of the instr. of 90.17$140$18,662$225 $11,448$53$205
Total$15,013$37,987$28,273$31,043$72,862$21,072$72,535