Cannabis is mostly used recreationally or medically although like other psychoactive drugs it may also be used for spiritual purposes. In 2013, between 128 and 232 million people used cannabis (2.7% to 4.9% of the global population between the ages of 15 and 65). It is the most commonly used illegal drug in the world, though it is legal in some jurisdictions, with the highest use among adults () in Zambia, the United States, Canada, and Nigeria. Recently many states have begun to legalize cannabis for recreational use. Marijuana is becoming more widely used. 