Commodity2005200620072008200920102011
Drafting tables & machines, whether or not auto.$12,685,075$15,243,615$12,234,030$8,671,462$4,919,229$6,143,061$6,036,804
Drawing/marking-out/mathematical calculating instr. other than drafting tab ...$334,547,736$443,630,920$697,031,879$591,293,401$559,029,098$553,574,871$516,536,687
Micrometers, callipers & gauges$87,955,312$77,612,823$76,314,830$77,551,656$66,194,963$72,667,356$77,956,932
Instruments for meas. length, for use in the hand (e.g., meas. rods & tapes ...$36,660,937$44,791,603$44,529,873$45,845,603$39,594,856$46,162,655$57,553,675
Parts & accessories of the instr. of 90.17$54,320,550$77,339,976$28,028,305$16,661,409$21,978,669$17,678,006$11,560,577
Total$526,169,610$658,618,937$858,138,917$740,023,531$691,716,815$696,225,949$669,644,675