Year % of female population 1960 5.90665052273235 1961 5.88270466740262 1962 5.85780180628358 1963 5.83200645844167 1964 5.80426258294477 1965 5.7756332667314 1966 5.74619281202376 1967 5.71559912940007 1968 5.68427469349491 1969 5.65221138013193 1970 5.61728537109852 1971 5.58215311430439 1972 5.55067764479204 1973 5.517993215831 1974 5.47535695701804 1975 5.42221427909466 1976 5.3564670350692 1977 5.27826209512515 1978 5.20319460845446 1979 5.13938226650657 1980 5.10386032181994 1981 5.08334123235962 1982 5.01331960429712 1983 4.90093762113331 1984 4.7699204295813 1985 4.64360851755394 1986 4.54325044215022 1987 4.45713705499905 1988 4.40168854298422 1989 4.3951406662166 1990 4.40543103471417 1991 4.40908578429909 1992 4.42254107100314 1993 4.44628836610465 1994 4.47664196692729 1995 4.51237327916251 1996 4.55352976122466 1997 4.59882331838106 1998 4.64716115443367 1999 4.6949556780824 2000 4.74057495182801 2001 4.78644831302965 2002 4.83246438100351 2003 4.87505909309768 2004 4.91357949095734 2005 4.94960087473269 2006 4.98398797661851 2007 5.01636680158348 2008 5.04592292482916 2009 5.07244313259021 2010 5.09650412523535 2011 5.12224007565255 2012 5.15660400606676 2013 5.20086377617721 2014 5.2644993840998 2015 5.34298190170411 2016 5.42558098532724 2017 5.5123013097262 2018 5.59019739393534 2019 5.6536465975493 2020 5.71268970680648 2021 5.7700720380253 2022 5.82042349941819 2023 5.87078783941267