Monitoring the Future national survey results on drug use, 1975-2020: Volume II, college students and adults ages 19-60 Posted on September 24, 2021October 25, 2021 By Becky Carter Schulenberg, J. E., Patrick, M. E. et al Ann Arbor: Institute for Social Research, Univ. Michigan, 508 pp; 2021 Download the report Seized Drugs/Controlled Substances, Statistics and Data Analysis