1.9 percent of American adults in their late 50’s reported smoking marijuana back in 2002.
In 2012, the percentage of adults in that age bracket rose to 6.6 percent.
The rate of marijuana smoking by Americans in the 50 to 64 age bracket was still lower than the national rate.
7 percent of people in the United States smoked marijuana in 2011.
Source: Emily Alpert, “Marijuana use on the rise among young adults, fiftysomethings,” Los Angeles Times, September 9, 2013.