List of countries by incarceration rate
China. The rate of 118 is for sentenced prisoners in 2015 in Ministry of Justice prisons only. World Prison Brief: "1,649,804 [prisoners] at mid-2015 (via Asian and Pacific Conference of Correctional Administrators - sentenced prisoners in Ministry of Justice prisons only, excluding pre-trial detainees and those held in administrative detention). The Deputy Procurator-General of the Supreme People's Procuratorate reported in 2009 that, in addition to the sentenced prisoners, more than 650,000 were held in detention centres In China. If this was still correct in mid-2015 the total prison population in China was at least 2,300,000. ... 118 [rate] based on an estimated national population of 1.4 billion at mid-2015 (from United Nations figures) – sentenced prisoners in Ministry of Justice prisons only. (A total prison population of 2,300,000 would raise the prison population rate to 164 per 100,000.)" See also: Re-education through labor and Laogai.
Incarceration in the United States
Incarceration in the United States is one of the main forms of punishment and rehabilitation for the commission of felony and other offenses. The United States has the largest prison population in the world, and the highest per-capita incarceration rate. In 2016 in the US, there were 655 people incarcerated per 100,000 population. This is the US incarceration rate for adults or people tried as adults. In 2018 2.2 million Americans have been incarcerated, which means for every 100,000 there are 655 that are currently inmates. This costs the United States government $80 billion dollars a year.