Data

Purdue U., West Lafayette

Headcount of R&D personnel: 2022–16 [temporarily discontinued]
Year	All personnel	Principal investigators	Other personnel	Postdocs
2022	.	.	.	.
2021	.	.	.	.
2020	.	.	.	.
2019	13,143	1,472	11,671	.
2018	11,328	1,437	9,891	.
2017	10,608	1,463	9,145	.
2016	10,076	1,443	8,633	.

NOTES:

. = data were not collected at this level or institution was not eligible to participate for this survey year.