Year Age 1950 21.19 1955 19.988 1960 19.141 1965 19.058 1970 19.628 1975 20.574 1980 21.685 1985 22.758 1990 24.206 1995 25.773 2000 27.59 2005 28.948 2010 30.372 2015 32.301 2020 34.14 2025 35.667 2030 37.113 2035 38.388 2040 39.57 2045 41.015 2050 42.607 2055 44.194 2060 45.537 2065 46.601 2070 47.421 2075 48.101 2080 48.797 2085 49.601 2090 50.421 2095 51.041 2100 51.382