Year Age 1950 18.825 1955 18.403 1960 18.025 1965 17.784 1970 17.837 1975 18.275 1980 19.126 1985 20.286 1990 21.656 1995 23.095 2000 24.473 2005 25.864 2010 27.179 2015 28.404 2020 29.662 2025 30.947 2030 32.293 2035 33.634 2040 34.937 2045 36.278 2050 37.619 2055 38.92 2060 40.132 2065 41.272 2070 42.352 2075 43.379 2080 44.354 2085 45.269 2090 46.113 2095 46.881 2100 47.565