Daily Marijuana Use Up Since Colorado Legalized the Possession of Marijuana

(Smart Approaches to Marijuana) The Monitoring the Future national survey results on substance use highlights the trend in the 30-day prevalence of daily marijuana use from 2013 to 2023: 

• Aged 19-30: An increase of 76% 
• Aged 35-50: An increase of 168% 

From 2013 to 2023, there was a statistically significant increase in daily marijuana use for both age groups. The percentage that used marijuana daily for those aged 19-30 increased from 5.9% in 2013 to 10.4% in 2023. Additionally, the percentage that used marijuana daily for those aged 35-50 increased from 2.8% in 2013 to 7.5% in 2023. 

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