Commodity200820092010
Drafting tables & machines, whether or not auto.$8,421$773 
Drawing/marking-out/mathematical calculating instr. other than drafting tab ...$8,597$16,006$24,852
Micrometers, callipers & gauges$447$6,544$859
Instruments for meas. length, for use in the hand (e.g., meas. rods & tapes ...$8,703$13,093$6,809
Parts & accessories of the instr. of 90.17$34$279$236
Total$26,202$36,695$32,756