World Map of Infant mortality 2009 Deaths 1000 tive births 175 50 World Infant Mortality Rates Lowest: Singapore 2.3 %o, Sweden 2.75 %o, Japan 2.79 %0 Highest: Angola 180.2 %o, Afghanistan 152.0 %0, Liberia 138.2 %0, Niger 116.7%oWorld Map of Infant Mortality 2009 Lowest: Singapore 2.3 ‰, Sweden 2.75 ‰, Japan 2.79 ‰ Highest: Angola 180.2 ‰, Afghanistan 152.0 ‰, Liberia 138.2 ‰, Niger 116.7 ‰