Commodity2006200720082009
Drawing/marking-out/mathematical calculating instr. other than drafting tab ...  $744 
Micrometers, callipers & gauges$11,066$8,131 $42,958
Instruments for meas. length, for use in the hand (e.g., meas. rods & tapes ... $1,890$6,732 
Parts & accessories of the instr. of 90.17   $4,093
Total$11,066$10,021$7,476$47,051