Year Age 1950 20.877 1955 19.439 1960 18.678 1965 18.267 1970 18.812 1975 20.14 1980 21.66 1985 22.703 1990 24.094 1995 25.674 2000 27.769 2005 29.853 2010 31.941 2015 33.85 2020 36.215 2025 38.308 2030 40.229 2035 41.315 2040 41.769 2045 42.126 2050 42.779 2055 43.641 2060 44.49 2065 44.982 2070 45.027 2075 44.852 2080 44.827 2085 45.079 2090 45.464 2095 45.768 2100 45.896