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An official website of the United States government, Department of Justice.


Subnational Estimates Program

The NCVS was originally designed to provide national-level estimates of criminal victimization. Since its inception in 1973, BJS has recognized the need for victimization data at the state and/or local levels.

Survey of Prison Inmates (SPI)

Survey of Prison Inmates (SPI) is a periodic, cross-sectional survey of the state and sentenced federal prison populations.