Admissions to Treatment for Marijuana in the US: According to the federal Treatment Episode Data Set, in 2014 there were 247,461 admissions to treatment with marijuana reported as the primary substance of abuse out of the total 1,614,358 admissions to treatment in the US for those aged 12 and older for all substances that year. This is the lowest number of marijuana admissions and total treatment admissions in at least a decade: marijuana admissions peaked in 2009 at 373,257, and total admissions peaked in 2008 at 2,076,291.
Treatment Admissions in the US with Marijuana as a Primary Substance
"It is clear, however, that cannabis use did not compromise substance abuse treatment amongst the medical marijuana using group. In fact, medical marijuana users seemed to fare equal to or better than non-medical marijuana users in every important outcome category. Movement from more harmful to less harmful drugs is an improvement worthy of consideration by treatment providers and policymakers. The economic cost of alcohol use in California has been estimated at $38 billion .