ProCon.org, an online resource for research on polemic issues, estimates there are more than 2,400,000 registered medical marijuana patients in the U.S. They qualify that figure, stating a statistically sound estimate is difficult to gauge. What is evident, however, is that the market is quickly becoming a big industry.
According to Forbes, “The U.S. medical marijuana market, worth some $1.7 billion in 2011, is expected to blossom into a $9 billion industry by 2016.”