Year Age 1950 16.328 1955 17.052 1960 15.557 1965 15.17 1970 15.345 1975 17.757 1980 18.828 1985 20.035 1990 20.4 1995 20.867 2000 21.772 2005 23.304 2010 25.018 2015 27.222 2020 29.359 2025 31.336 2030 33.354 2035 35.245 2040 36.765 2045 38.317 2050 40.025 2055 42.012 2060 43.996 2065 45.89 2070 47.367 2075 48.391 2080 48.969 2085 49.433 2090 50.148 2095 51.045 2100 51.854