Year Age 1950 19.77 1955 18.46 1960 17.472 1965 16.596 1970 16.759 1975 16.134 1980 16.272 1985 16.912 1990 17.569 1995 17.764 2000 18.867 2005 19.489 2010 20.193 2015 21.544 2020 22.995 2025 24.38 2030 25.629 2035 26.743 2040 27.943 2045 29.279 2050 30.837 2055 32.479 2060 34.067 2065 35.634 2070 37.043 2075 38.222 2080 39.112 2085 39.768 2090 40.455 2095 41.321 2100 42.308