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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Instruments, app. & models designed for demonstrational purps. (e.g., in ed ... | $75,567,112 | $76,403,729 | $72,609,100 | $94,619,952 | $97,559,223 | $90,334,350 | $100,605,360 |
| Total | $75,567,112 | $76,403,729 | $72,609,100 | $94,619,952 | $97,559,223 | $90,334,350 | $100,605,360 |
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