drug use

Prevalence of Illegal Drug Use in Australia

Prevalence of Illegal Drug Use in Australia: "There was no change in recent use of most illicit drugs in 2013, and use of any illicit drug remained stable between 2010 and 2013. However, there was a significant change for a few specific drugs. The proportion of people who had misused a pharmaceutical rose from 4.2% in 2010 to 4.7% in 2013, whereas there were falls in the use of ecstasy (from 3.0% to 2.5%), heroin (from 0.2% to 0.1%) and gamma hydroxybutyrate (GHB).

Estimated Number of Persons in the US with a Substance Use Disorder

"In 2017, an estimated 20.7 million people aged 12 or older needed substance use treatment. This translates to about 1 in 13 people who needed treatment. Among young adults aged 18 to 25, however, about 1 in 7 people needed treatment. For NSDUH, people are defined as needing substance use treatment if they had an SUD in the past year or if they received substance use treatment at a specialty facility in the past year.4

Prevalence of Drug Use Worldwide

"It is estimated that in 2016 some 275 million people worldwide had used drugs at least once in the previous year (range: 204 million to 346 million). Corresponding to 5.6 per cent of the global population aged 15–64 years (range: 4.2 to 7.1 per cent), or approximately 1 of every 18 people. The actual number of people who use drugs increased by 20 million people from 2015 to 2016.