Commodity2005200620072008200920102011
Drafting tables & machines, whether or not auto.$2,961,991$2,166,826$1,930,369$1,549,700$1,150,188$1,151,058$967,906
Drawing/marking-out/mathematical calculating instr. other than drafting tab ...$441,062$4,396,912$1,006,814$978,753$480,945$991,848$376,329
Micrometers, callipers & gauges$4,222,878$3,619,236$5,365,786$4,215,120$2,276,120$3,650,442$5,766,634
Instruments for meas. length, for use in the hand (e.g., meas. rods & tapes ...$12,635,766$7,029,118$8,843,392$5,149,375$2,272,050$4,223,644$4,842,297
Parts & accessories of the instr. of 90.17$9,659,210$11,522,205$13,066,287$7,119,592$3,918,275$5,138,602$6,000,247
Total$29,920,907$28,734,297$30,212,648$19,012,540$10,097,578$15,155,594$17,953,413