On other human development indicators, such as infant mortality and health professionals per capita, Botswana also scores well. However,Botswana ranked only 98th out of the 159 countries listed on the 2010 Human Development Index, 38 points lower than its GDP rank would predict; in other words, Botswana’s human development is significantly lower than predicted by its level of real per capita income. Botswana has been affected in these rankings due to mortality from AIDS; the nation has the second-highest HIV infection rate in the world. But in other fields, its human development performance in the context of sub-Saharan