Marijuana use up 12% nationwide during first year of legalization in Colorado, Washington

The 2014 National Survey on Drug Use and Health, released yesterday, shows regular marijuana use among Americans ages 12 and older jumped 12 percent nationwide during the first year legalization was implemented in Colorado and Washington. Regular use increased among all ages: click here or on image above to see increases among ages 12-17, ages 18-25, and ages 26 & older.

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