"Between 2001 and 2010, the estimated number of inmates with HIV/AIDS declined by 16%, and the number of AIDS-related deaths in prison declined by 77% (not shown in table) resulting in declines in the rates of HIV/AIDS and AIDS-related deaths among all inmates and those with HIV/AIDS. At yearend 2001, the estimated rate of HIV/AIDS among state and federal prison inmates was 194 HIV/AIDS cases per 10,000 inmates. By yearend 2010, the estimated rate was 146 cases per 10,000. Among the total inmate population, the rate of AIDS-related deaths declined from 24 per 100,000 inmates in 2001 to 5 per 100,000 in 2010. Among the inmate population with HIV/AIDS, the rate declined from 134 AIDS-related deaths per 10,000 inmates in 2001 to 38 per 10,000 in 2010."

Source

Maruschak, Laura M. HIV in Prisons, 2001-2010. Washington, DC: US Dept. of Justice Bureau of Justice Statistics. NCJ238877. Sept. 2012.