Year Age 1950 18.89 1955 19.354 1960 19.422 1965 20.45 1970 21.974 1975 23.183 1980 23.371 1985 26.877 1990 28.713 1995 28.96 2000 30.504 2005 31.014 2010 31.776 2015 31.29 2020 31.903 2025 33.182 2030 34.73 2035 36.454 2040 38.009 2045 39.354 2050 40.503 2055 41.561 2060 42.517 2065 43.399 2070 44.216 2075 44.941 2080 45.486 2085 45.862 2090 46.182 2095 46.532 2100 46.952