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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Drawing/marking-out/mathematical calculating instr. other than drafting tab ... | $286 | $1,094 | $264 | $1,336 | $879 | $1,293 |
| Micrometers, callipers & gauges | | | $2,541 | $104 | $23,798 | $13,255 |
| Instruments for meas. length, for use in the hand (e.g., meas. rods & tapes ... | $1,464 | $4,786 | $20,860 | $60 | $5 | $7,716 |
| Total | $1,750 | $5,880 | $23,665 | $1,500 | $24,682 | $22,264 |
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