Year Age 1950 21.979 1955 21.456 1960 21.109 1965 20.317 1970 23.233 1975 20.286 1980 22.215 1985 23.976 1990 28.253 1995 30.825 2000 33.654 2005 36.493 2010 39.192 2015 41.18 2020 42.228 2025 42.773 2030 42.576 2035 42.592 2040 43.163 2045 43.759 2050 44.518 2055 45.685 2060 46.873 2065 48.077 2070 49.305 2075 50.545 2080 51.831 2085 53.097 2090 54.272 2095 55.245 2100 55.988