Year Age 1950 20.722 1955 20.07 1960 19.263 1965 18.671 1970 19.086 1975 19.695 1980 20.214 1985 21.848 1990 23.578 1995 24.979 2000 27.004 2005 29.056 2010 30.892 2015 32.517 2020 34.328 2025 36.129 2030 37.985 2035 39.821 2040 41.281 2045 42.128 2050 42.735 2055 43.444 2060 44.195 2065 44.947 2070 45.644 2075 46.185 2080 46.514 2085 46.685 2090 46.866 2095 47.16 2100 47.532