Year Age 1950 20.427 1955 20.364 1960 20.215 1965 19.728 1970 19.095 1975 18.417 1980 17.737 1985 17.15 1990 16.812 1995 16.855 2000 17.253 2005 17.663 2010 18.011 2015 18.318 2020 18.762 2025 19.451 2030 20.36 2035 21.386 2040 22.394 2045 23.386 2050 24.377 2055 25.404 2060 26.498 2065 27.586 2070 28.662 2075 29.734 2080 30.838 2085 31.932 2090 33 2095 34.041 2100 35.065