Drug Use Rates by US states in 2010

This map shows estimates on drug use by state in 2010. The same study also produced these rates of drug use by race below:

Substance Abuse and Mental Health Services Administration, Center for
Behavioral Health Statistics and Quality. (September 18, 2012). The NSDUH
Report: Substance Use Disorders in Substate Regions: 2008 to 2010.
Rockville, MD