Commodity2005200620072010
Drafting tables & machines, whether or not auto.$140,145$187,875$585,327$424,001
Drawing/marking-out/mathematical calculating instr. other than drafting tab ...$1,751,706$1,582,940$1,091,034$2,244,269
Micrometers, callipers & gauges$925,261$655,525$2,198,724$3,241,337
Instruments for meas. length, for use in the hand (e.g., meas. rods & tapes ...$2,553,769$3,131,643$4,223,059$6,732,275
Parts & accessories of the instr. of 90.17$228,267$186,026$277,789$134,134
Total$5,599,148$5,744,009$8,375,933$12,776,016