This document contains epidemiological data and statistics from UNAIDS on the global HIV/AIDS epidemic in 2013. Some key points: - An estimated 35 million people were living with HIV globally in 2013. - There were 2.1 million new HIV infections and 1.5 million AIDS-related deaths in 2013. - Sub-Saharan Africa accounted for the majority of people living with and affected by HIV, with 24.7 million people living with HIV in the region.