In 2009, an estimated 149–271 million people worldwide used illicit drugs. 125–203 million were cannabis users. These numbers likely undercount actual illicit drug use because of the illegality of many illicit drugs....
In 2009, an estimated 149–271 million people worldwide used illicit drugs. 125–203 million were cannabis users. These numbers likely undercount actual illicit drug use because of the illegality of many illicit drugs....