https://isss.illinois.edu/download_forms/stats/fa20_stats.pdf https://www.usnews.com/education/best-global-universities/university-of-illinois-urbana-champaign-145637 https://www.timeshighereducation.com/world-university-rankings/2021/world-ranking#!/page/0/length/25/sort_by/rank/sort_order/asc/...