National and State-level Marijuana Trends From 2002–2014

Access historical trend data at the national level, as well as all 50 states and the District of Columbia, on use, attitudes, and perceptions of marijuana from the years 2002 through 2014.

SAMHSA's 2016 surveillance summary report provides a comprehensive overview of historical trend data on use, attitudes, and perceptions of marijuana using NSDUH data from the years 2002 to 2014. For trend data at the national level, access the surveillance summary report in the CDC Morbidity and Mortality Weekly Report. For trend data on all 50 states and the District of Columbia, access the supplementary reports: