10 Things You Need to Know About Marijuana Use in America
Who’s Using Marijuana?
The 2010 National Survey on Drug Use and Health reported that 39.26 percent of those surveyed have used marijuana in their lifetimes. Between 2009 and 2010, 30.4 percent of 18- to 25-year-olds reported having used marijuana at least once in the past month. (Photo: Justin Sullivan/Getty Images)