This report discusses results from a survey on the use of illicit substances, alcohol, and tobacco among people ages 12 years or older. It focuses on trends between 2012 and 2013 and from 2002 to 2013, as well as differences among population groups.

This NSDUH report presents results of a survey of illicit substance, alcohol, and tobacco use among people 12 years of age and older. It Includes national estimates of the rates of use, trends, numbers of users, and other measures, such as youth-related prevention measures.