Alcohol Dependence is a common disorder. The data shown here are from the NIAAA National Epidemiologic Survey on Alcohol and Related Conditions (NESARC) and a national survey of adolescents conducted by the Substance Abuse and Mental Health Services Administration. NESARC is a representative sample of the U.S. population including 43,093 individual over the age of 18 from non-institutionalized households. More information can be found on the following websites: