Year Age 1950 18.015 1955 19.111 1960 19.861 1965 21.143 1970 20.975 1975 19.568 1980 21.766 1985 23.492 1990 24.959 1995 27.291 2000 29.389 2005 31.457 2010 32.977 2015 34.04 2020 35.266 2025 36.44 2030 37.725 2035 39.07 2040 40.327 2045 41.391 2050 42.084 2055 42.535 2060 43.015 2065 43.647 2070 44.392 2075 45.11 2080 45.635 2085 45.965 2090 46.218 2095 46.533 2100 46.939