AIDS Diagnoses in the US, by Transmission Method and Gender
"From 2009 through 2013, the annual number of infections classified as stage 3 (AIDS) among adult and adolescent males with HIV infection attributed to male-to-male sexual contact, injection drug use, male-to-male sexual contact and injection drug use, or heterosexual contact decreased. The number of infections classified as stage 3 (AIDS) among adult and adolescent females with HIV infection attributed to injection drug use or heterosexual contact decreased."
Centers for Disease Control and Prevention. HIV Surveillance Report, 2013; vol. 25. Published February 2015. Accessed October 29, 2015, pp. 6-7.