52%
— of Americans support making marijuana legal, according to the Pew Research Center. It is the highest support for the drug in Pew's 40 years of polling on the issue. In 1969, 84% of Americans opposed legalizing marijuana.
A bowl of medicinal marijuana is displayed in a booth at The International Cannabis and Hemp Expo April 18, 2010 at the Cow Palace in Daly City, Calif.
