Commodity2005200620072008200920102011
Drafting tables & machines, whether or not auto.$1,143,769$1,503,940$1,791,834$7,424,515$4,308,429$7,077,468$5,325,121
Drawing/marking-out/mathematical calculating instr. other than drafting tab ...$1,679,604$2,084,075$2,227,121$2,818,325$1,935,770$2,139,013$2,478,455
Micrometers, callipers & gauges$5,193,110$5,024,678$5,703,282$8,604,728$4,460,733$4,329,161$6,043,579
Instruments for meas. length, for use in the hand (e.g., meas. rods & tapes ...$9,280,734$11,568,021$15,071,834$18,764,225$11,530,685$13,793,827$15,523,548
Parts & accessories of the instr. of 90.17$929,302$2,082,281$3,107,711$2,269,282$981,941$1,104,901$1,898,535
Total$18,226,519$22,262,995$27,901,782$39,881,075$23,217,558$28,444,370$31,269,238