Commodity200520062007200820092010
Drafting tables & machines, whether or not auto.   $703$3,124$2,939
Drawing/marking-out/mathematical calculating instr. other than drafting tab ...$67,482$82,024$115,306$114,044$144,511$102,224
Micrometers, callipers & gauges$6,808$19,505$6,001$9,775$6,703$4,509
Instruments for meas. length, for use in the hand (e.g., meas. rods & tapes ...$63,448$60,936$91,595$81,420$64,671$64,044
Parts & accessories of the instr. of 90.17$617$927$297$314$280$82
Total$138,355$163,392$213,199$206,256$219,289$173,798