California: in 1980, ~ 220 people incarcerated / 100,000. In 2010, ~731 people incarcerated/100,000 U.S. has highest incarceration rate in the world: - England and Wales: 154 inmates per 100,000 - Iraq and Iran: 133 inmates per 100,000 - Canada : 116 inmates per 100,000 - Japan: 63 inmates per 100,000 http://www.inmatecountyjail.com