Commodity2005200620072008200920102011
Drawing/marking-out/mathematical calculating instr. other than drafting tab ... $86,763$230,219$195,853$96,537  
Instruments for meas. length, for use in the hand (e.g., meas. rods & tapes ...$360    $77,855$10
Parts & accessories of the instr. of 90.17   $13,108$14,800  
Total$360$86,763$230,219$208,961$111,337$77,855$10