Year Age 1950 20.192 1955 19.97 1960 19.825 1965 19.434 1970 18.972 1975 19.118 1980 19.136 1985 18.798 1990 18.535 1995 18.546 2000 19.135 2005 20.305 2010 21.614 2015 22.977 2020 24.32 2025 25.745 2030 27.202 2035 28.668 2040 30.163 2045 31.658 2050 33.112 2055 34.5 2060 35.804 2065 36.984 2070 38.043 2075 38.997 2080 39.876 2085 40.687 2090 41.409 2095 42.05 2100 42.613