Year % of female population 1960 5.58351836003526 1961 5.74697836739661 1962 5.93829149574793 1963 6.06091022149738 1964 6.03157421358944 1965 5.8380054847229 1966 5.49047877765669 1967 5.06668552968578 1968 4.68880126957913 1969 4.42149791014628 1970 4.24569548052007 1971 4.22126786352761 1972 4.37148533224471 1973 4.59731996698587 1974 4.87157101398104 1975 5.19733063268506 1976 5.57258314207273 1977 5.96399142932328 1978 6.32361931445698 1979 6.60262967152815 1980 6.70760576337665 1981 6.62834918500746 1982 6.43656627563774 1983 6.19415355063968 1984 5.97572024752171 1985 5.84187027970754 1986 5.84657525533718 1987 5.9878585903294 1988 6.21047811687608 1989 6.47885134808408 1990 6.68386542688152 1991 6.66798707530781 1992 6.33111940176659 1993 5.67420979137323 1994 4.86975091989757 1995 4.13461901027859 1996 3.63811465118684 1997 3.51590771040116 1998 3.79060350610619 1999 4.31339029154992 2000 4.87880695748554 2001 5.34304294359056 2002 5.66216584285003 2003 5.86544848876739 2004 6.00278439202439 2005 6.12640339265868 2006 6.26372733224917 2007 6.40729647505921 2008 6.57428863022586 2009 6.79175447286483 2010 7.04880057958307 2011 7.28761623070707 2012 7.43711150896348 2013 7.45587416300139 2014 7.39452806127247 2015 7.27155060508879 2016 7.06188045707971 2017 6.81420111344924 2018 6.57170310209635 2019 6.36816550993043 2020 6.22905916568332 2021 6.15944958708484 2022 6.14981467809926 2023 6.17403805573857