Year % of female population 1960 5.45538884371899 1961 5.44730906685258 1962 5.44186889593703 1963 5.43817616216295 1964 5.43408716953163 1965 5.42864465091894 1966 5.42218110276874 1967 5.41446096860633 1968 5.40487888657846 1969 5.39225240807562 1970 5.37487017417882 1971 5.35587120823601 1972 5.33838396118973 1973 5.31812096535607 1974 5.28634926203506 1975 5.2390018741616 1976 5.1761762639762 1977 5.09918661350265 1978 5.02001936032116 1979 4.95357209026199 1980 4.902331387425 1981 4.85837348330202 1982 4.80652723028851 1983 4.72873115841844 1984 4.60386705800556 1985 4.51729710868008 1986 4.50152540443944 1987 4.50101518472959 1988 4.52770590654192 1989 4.5988952378364 1990 4.64395545503277 1991 4.64110457945572 1992 4.64346798620453 1993 4.65033143042044 1994 4.66382989556639 1995 4.68276311582939 1996 4.70553530528997 1997 4.73241070282864 1998 4.76160191697184 1999 4.78952261653329 2000 4.81726161093253 2001 4.84741306882663 2002 4.88025436266043 2003 4.91604477259584 2004 4.95611795971184 2005 5.0013702236668 2006 5.05093360058331 2007 5.10572621123011 2008 5.16636367094408 2009 5.23165253148705 2010 5.30219679099042 2011 5.37894827661243 2012 5.45848429188065 2013 5.53363165701747 2014 5.59888068792215 2015 5.65473109575617 2016 5.70248213448357 2017 5.74318263481903 2018 5.78099103424476 2019 5.81801581749556 2020 5.8546789406563 2021 5.88541730103984 2022 5.90601762611961 2023 5.91149790649972