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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Drafting tables & machines, whether or not auto. | $1,485,769 | $1,561,582 | $1,330,143 | $1,615,331 | $455,308 | $1,039,756 | $1,416,817 |
| Drawing/marking-out/mathematical calculating instr. other than drafting tab ... | $9,115,355 | $9,254,098 | $10,114,977 | $10,920,249 | $9,271,197 | $10,361,375 | $9,701,066 |
| Micrometers, callipers & gauges | $7,869,727 | $9,006,033 | $10,081,016 | $11,981,939 | $6,499,399 | $7,721,248 | $12,818,368 |
| Instruments for meas. length, for use in the hand (e.g., meas. rods & tapes ... | $23,928,402 | $24,902,265 | $24,917,843 | $24,040,368 | $17,272,562 | $21,386,841 | $25,788,511 |
| Parts & accessories of the instr. of 90.17 | $4,450,687 | $4,847,230 | $3,863,374 | $3,684,993 | $2,100,066 | $2,763,552 | $2,989,490 |
| Total | $46,849,940 | $49,571,208 | $50,307,353 | $52,242,880 | $35,598,532 | $43,272,772 | $52,714,252 |
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