In 2012, the FBI's Uniform Crime Reports found that there were 1,214,462 arrests in the United States. In 2017, that number had risen to 1,297,288. This represents an increase of 6.4%.At the same time, the number of inmates in jail and prison has decreased. In 2012, there were 1,574,700 inmates in jail and prison. In 2017, that number had fallen to 1,461,915. This represents a decrease of 7.2%