Commodity2005200620072008200920102011
Drafting tables & machines, whether or not auto.$968,132$838,605$1,428,801$552,704$188,673$93,069$67,226
Drawing/marking-out/mathematical calculating instr. other than drafting tab ...$534,310$601,575$745,030$989,285$434,621$419,531$598,048
Micrometers, callipers & gauges$25,904,818$26,931,656$30,692,482$33,104,989$16,216,625$19,859,525$24,882,710
Instruments for meas. length, for use in the hand (e.g., meas. rods & tapes ...$13,925,909$12,314,480$15,930,755$17,106,537$11,314,274$14,335,393$19,742,039
Parts & accessories of the instr. of 90.17$11,753,853$9,787,863$10,200,822$11,185,037$5,477,607$8,581,739$13,334,729
Total$53,087,022$50,474,179$58,997,890$62,938,552$33,631,800$43,289,257$58,624,752