Commodity2005200620072008200920102011
Drafting tables & machines, whether or not auto.$698,139$1,546,835$2,557,348$1,589,748$1,740,118$3,283,360$4,654,563
Drawing/marking-out/mathematical calculating instr. other than drafting tab ...$3,118,712$3,763,933$3,791,218$5,308,121$4,340,435$3,189,113$3,165,261
Micrometers, callipers & gauges$5,688,631$6,638,801$8,339,941$10,025,240$5,537,620$5,744,827$7,518,270
Instruments for meas. length, for use in the hand (e.g., meas. rods & tapes ...$8,130,003$6,372,370$7,612,614$10,778,143$4,943,824$5,653,700$8,018,729
Parts & accessories of the instr. of 90.17$3,468,313$2,495,536$2,485,942$1,958,065$899,580$958,239$1,660,492
Total$21,103,798$20,817,475$24,787,063$29,659,317$17,461,577$18,829,239$25,017,315