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Table A-19. Imputed amounts for headcount of R&D personnel, by type of personnel: FY 2017

Type of personnel All R&D personnel Imputed amount Imputed amount as % of total
All personnel 938,132 92,024 9.8
Principal investigators 160,440 9,894 6.2
Other personnel 777,692 76,132 9.8
NOTE: This table includes only institutions reporting $1 million or more in total R&D expenditures in FY 2016. Institutions reporting less than $1 million in total R&D expenditures in FY 2016 completed a shorter version of the survey form in FY 2017 that did not include this question.
SOURCE: National Science Foundation, National Center for Science and Engineering Statistics, Higher Education Research and Development Survey, FY 2017.