"• Among people aged 12 or older, the percentage with a past year substance use disorder (SUD) (i.e., alcohol use disorder, illicit drug use disorder, or both) remained stable between 2015 and 2019. Among the 20.4 million people aged 12 or older with a past year SUD in 2019, 71.1 percent (or 14.5 million people) had a past year alcohol use disorder, 40.7 percent (or 8.3 million people) had a past year illicit drug use disorder, and 11.8 percent (or 2.4 million people) had both an alcohol use disorder and an illicit drug use disorder in the past year.

"• Among people aged 12 or older, the percentage with a past year alcohol use disorder declined from 7.7 percent (or 18.1 million people) in 2002 to 5.3 percent (or 14.5 million people) in 2019. Over that same period, the percentage with a past year cocaine use disorder declined from 0.6 percent (or 1.5 million people) to 0.4 percent (or 1.0 million people).

"• Among people aged 12 or older, the percentage with a past year prescription pain reliever use disorder decreased from 0.8 percent (or 2.0 million people) in 2015 to 0.5 percent (or 1.4 million people) in 2019. Over that same period, the percentage with a past year opioid use disorder also decreased from 0.9 percent (or 2.4 million people) to 0.6 percent (or 1.6 million people).

"• Among adolescents aged 12 to 17, the percentage with a past year marijuana use disorder declined from 4.3 percent (or 1.1 million people) in 2002 to 2.8 percent (or 699,000 people) in 2019. Among adults aged 26 or older, however, the percentage with a past year marijuana use disorder increased from 0.8 percent (or 1.4 million people) in 2002 to 1.0 percent (or 2.2 million people) in 2019.

"• Among adults aged 26 or older, the percentage with a past year methamphetamine use disorder increased from 0.3 percent (or 539,000 people) in 2016 to 0.4 percent (or 904,000 people) in 2019. The percentage with a past year prescription pain reliever use disorder decreased from 0.7 percent (or 1.5 million people) in 2015 to 0.5 percent (or 1.1 million people) in 2019."

Source

Substance Abuse and Mental Health Services Administration. (2020). Key substance use and mental health indicators in the United States: Results from the 2019 National Survey on Drug Use and Health (HHS Publication No. PEP20-07-01-001, NSDUH Series H-55). Rockville, MD: Center for Behavioral Health Statistics and Quality, Substance Abuse and Mental Health Services Administration.