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World map of annual cannabis prevalence. This is a list of the annual prevalence of cannabis use by country (including some territories) as a percentage of the population. The indicator is an "annual prevalence" rate which is the percentage of the youth and adult population who have consumed cannabis at least once in the past survey year.
Percent of age range who have used cannabis by country Location Geographical area Year Age range Males Females Total Ref. Australia * National 2007 14+ 33.5 [4] Austria * National 2020 15–64 24.8 20.6 22.7 [1] Belgium * National 2018 15–64 28.1 17.3 22.6 [1] Brazil * National 2018 15–64 14.0 [5] Bulgaria * National 2020 15–64 9.5
In 2014 there were an estimated 182.5 million cannabis users worldwide (3.8% of the global population aged 15–64). [114] This percentage did not change significantly between 1998 and 2014. [ 114 ]
— An estimated 17.7 million people reported using marijuana daily or near-daily in 2022, up from less than 1 million in 1992. — 42% of people who say they've used marijuana in the past month ...
The time to onset of effects depends strongly on stomach content, but is usually 1 to 2 hours, and may continue for a considerable length of time, whereas the effects of smoking or vaporizing cannabis are almost immediate, lasting a shorter length of time. [10] All of the active constituents enter the body when cannabis is consumed orally.
“A good 40% of current cannabis users are using it daily or near daily, a pattern that is more associated with tobacco use than typical alcohol use,” Caulkins said.
Researchers found that a molecule called 11-OH CBN, formed in the body from the metabolism of CBN, affected the brain areas related to sleep. “This provides the first evidence that CBN indeed ...
The United Nations' World Drug Report stated that cannabis "was the world's most widely produced, trafficked, and consumed drug in the world in 2010", and estimated between 128 million and 238 million users globally in 2015. [224] [225]