Mehta contacted the Federal Bureau of Prisons, and asked them about the religious affiliation of prisoners, by filing a Freedom of Information Act request. In a short time the U.S. Department of Justice, Federal Bureau of Prisons responded and sent the Frequency of Religious Affiliation of inmates in the federal prisons figures, as of April 27, 2013. The data proved that atheists made up only 0.07% of the prison population, even a lower number that was previously thought.
MORE: http://natskep.com/only-0-07-of-prisoners-are-atheists-according-to-a-2013-federal-bureau-of-prisons-report/?goback=.gde_43782_member_261448836