How to read this data:
In 2016/2017, 17.67% of Oregon residents 12 or older misused illicit drugs
Illicit drug use data: 2016-2017 NSDUH Estimated Totals by State from SAMHSA (2016, 2017)
NOTE: Illicit Drug Use includes the misuse of prescription psychotherapeutics or the use of marijuana, cocaine (including crack), heroin, hallucinogens, inhalants, or methamphetamine. Misuse of prescription psychotherapeutics is defined as use in any way not directed by a doctor, including use without a prescription of one’s own; use in greater amounts, more often, or longer than told; or use in any other way not directed by a doctor. Prescription psychotherapeutics do not include over-the-counter drugs.
2017 Population data: State Population Totals and Components of Change: 2010-2018 from US Census Bureau (2018)