Year Age 1950 19.015 1955 18.938 1960 18.647 1965 18.427 1970 18.984 1975 19.915 1980 22.109 1985 24.324 1990 26.949 1995 29.322 2000 31.867 2005 34.798 2010 37.964 2015 40.781 2020 43.351 2025 45.647 2030 47.754 2035 49.696 2040 51.126 2045 52.643 2050 53.942 2055 54.68 2060 54.295 2065 53.492 2070 52.821 2075 52.489 2080 52.44 2085 52.449 2090 52.264 2095 51.839 2100 51.55