Commodity2005200620072008200920102011
Drafting tables & machines, whether or not auto.$2,701,991$1,759,004$1,359,826$1,099,545$704,170$679,260$913,747
Drawing/marking-out/mathematical calculating instr. other than drafting tab ...$5,399,296$5,853,951$10,157,444$9,684,683$8,511,762$9,431,101$7,747,752
Micrometers, callipers & gauges$14,389,968$10,954,757$10,261,982$14,501,155$12,962,459$11,249,210$7,867,237
Instruments for meas. length, for use in the hand (e.g., meas. rods & tapes ...$19,761,296$21,756,080$24,588,884$29,184,018$21,285,285$26,244,932$31,146,698
Parts & accessories of the instr. of 90.17$2,295,024$2,248,298$1,725,045$1,766,643$1,283,647$762,438$842,302
Total$44,547,575$42,572,090$48,093,181$56,236,044$44,747,323$48,366,941$48,517,736