Year Age 1950 23.71 1955 24.016 1960 23.355 1965 21.353 1970 21.683 1975 23.07 1980 25.743 1985 28.328 1990 30.986 1995 33.975 2000 36.235 2005 39.068 2010 41.22 2015 43.196 2020 44.754 2025 46.446 2030 48.046 2035 49.74 2040 51.152 2045 52.199 2050 52.4 2055 51.074 2060 49.692 2065 48.924 2070 48.964 2075 49.25 2080 49.455 2085 49.139 2090 48.613 2095 48.397 2100 48.687