Year Age 1950 18.248 1955 17.35 1960 16.35 1965 15.48 1970 15.877 1975 16.305 1980 16.437 1985 16.452 1990 16.929 1995 17.976 2000 19.358 2005 21.181 2010 23.121 2015 25.176 2020 27.334 2025 29.498 2030 31.62 2035 33.743 2040 35.832 2045 37.938 2050 40.013 2055 41.989 2060 43.853 2065 45.554 2070 46.998 2075 48.208 2080 49.182 2085 49.955 2090 50.562 2095 51.051 2100 51.434