Commodity2005200620072008200920102011
Drafting tables & machines, whether or not auto.$193,719$136,830$186,428$251,802$105,333$107,061$85,284
Drawing/marking-out/mathematical calculating instr. other than drafting tab ...$929,132$703,648$972,869$1,123,082$859,601$636,940$643,331
Micrometers, callipers & gauges$475,488$573,448$784,534$767,197$467,464$505,459$632,766
Instruments for meas. length, for use in the hand (e.g., meas. rods & tapes ...$1,281,153$1,582,492$1,806,846$2,108,405$1,339,810$989,042$1,251,198
Parts & accessories of the instr. of 90.17$181,235$164,394$206,404$415,215$109,861$145,163$157,067
Total$3,060,727$3,160,812$3,957,081$4,665,701$2,882,069$2,383,665$2,769,646