Year % of female population 1960 4.57511219363546 1961 4.57201718339184 1962 4.56630453586193 1963 4.55891334234229 1964 4.54901570620873 1965 4.53618231706383 1966 4.52056765546781 1967 4.50213020991843 1968 4.48160895372426 1969 4.45923596305196 1970 4.4349350206808 1971 4.40999451052666 1972 4.38565526088595 1973 4.36225264449148 1974 4.3383616196928 1975 4.311496688417 1976 4.28527413560329 1977 4.26324011534646 1978 4.24194806328232 1979 4.21377269020981 1980 4.179124279042 1981 4.13746697135095 1982 4.0836056471488 1983 4.02321502367529 1984 3.96791908017268 1985 3.92130054835818 1986 3.88854313282215 1987 3.86905296680152 1988 3.83267651906922 1989 3.76714703812618 1990 3.67431779718447 1991 3.55967863669338 1992 3.44300067715356 1993 3.34928499069317 1994 3.28705699816813 1995 3.25061116776404 1996 3.23300368630696 1997 3.22318677021825 1998 3.22021150741974 1999 3.22463999946586 2000 3.2364108822824 2001 3.25523964335471 2002 3.27780092996858 2003 3.30022825489286 2004 3.32543172833992 2005 3.35825971370938 2006 3.39948090829911 2007 3.44923253423856 2008 3.50409622027873 2009 3.55693461320595 2010 3.60841513358969 2011 3.66111804914565 2012 3.71464497838734 2013 3.76913912170434 2014 3.82712532765953 2015 3.89446139854268 2016 3.97269322139635 2017 4.06277230174006 2018 4.16592504297145 2019 4.28990670432517 2020 4.43261950954098 2021 4.58538217142372 2022 4.74964315189145 2023 4.92541852302094