World historical and predicted total life expectancy at birth (1950–2050) UN, 2017 rev.[103] Years LEB Years LEB 1950–1955 47.9 2000–2005 67.2 1955–1960 49.3 2005–2010 69.1 1960–1965 51.2 2010–2015 70.8 1965–1970 55.5 2015–2020 72.0 1970–1975 58.1 2020–2025 73.0 1975–1980 60.3 2025–2030 73.8 1980–1985 62.1 2030–2035 74.7 1985–1990 63.7 2035–2040 75.5 1990–1995 64.6 2040–2045 76.2 1995–2000 65.7 2045–2050 77.0