Year Age 1950 18.01 1955 17.464 1960 16.258 1965 15.367 1970 15.971 1975 16.24 1980 15.951 1985 15.208 1990 15.302 1995 17.823 2000 17.278 2005 18.272 2010 19.075 2015 19.43 2020 20.279 2025 21.523 2030 22.92 2035 24.341 2040 25.782 2045 27.229 2050 28.691 2055 30.166 2060 31.715 2065 33.264 2070 34.81 2075 36.407 2080 37.96 2085 39.451 2090 40.815 2095 42.025 2100 43.099