Year Age 1950 19.988 1955 18.931 1960 17.171 1965 15.846 1970 15.45 1975 15.168 1980 15.015 1985 15.016 1990 15.451 1995 16.434 2000 17.046 2005 17.637 2010 18.175 2015 18.958 2020 19.957 2025 21.184 2030 22.457 2035 23.702 2040 24.886 2045 26.161 2050 27.447 2055 28.738 2060 30.037 2065 31.393 2070 32.717 2075 34.017 2080 35.294 2085 36.554 2090 37.762 2095 38.916 2100 40.022