Year Age 1950 20.371 1955 18.635 1960 16.874 1965 16.134 1970 16.266 1975 17.323 1980 18.242 1985 19.197 1990 21.114 1995 21.651 2000 22.585 2005 22.863 2010 24.304 2015 24.611 2020 26.256 2025 27.954 2030 29.656 2035 31.173 2040 32.439 2045 33.603 2050 34.848 2055 36.19 2060 37.509 2065 38.772 2070 39.934 2075 40.903 2080 41.709 2085 42.412 2090 43.08 2095 43.733 2100 44.337