Commodity2005200620072008200920102011
Drafting tables & machines, whether or not auto.$44,804$50,711$53,226$78,474$19,192$52,375$35,823
Drawing/marking-out/mathematical calculating instr. other than drafting tab ...$613,292$830,532$1,034,241$1,228,215$769,041$1,092,284$1,649,783
Micrometers, callipers & gauges$3,245,473$3,544,578$3,391,253$3,308,137$1,328,312$3,038,248$3,848,416
Instruments for meas. length, for use in the hand (e.g., meas. rods & tapes ...$1,832,033$1,933,246$2,279,371$3,152,961$635,479$499,504$670,994
Parts & accessories of the instr. of 90.17$106,972$80,215$96,594$238,366$32,173$159,630$162,683
Total$5,842,574$6,439,282$6,854,685$8,006,153$2,784,197$4,842,041$6,367,699