Year % of female population 1960 7.44428287212317 1961 7.32000372548713 1962 7.2274759265718 1963 7.15326409384504 1964 7.04035998893696 1965 6.90354111387092 1966 6.77342267643123 1967 6.6660798245779 1968 6.57606212601538 1969 6.52044529695427 1970 6.51513960200562 1971 6.53484649176887 1972 6.5780006885365 1973 6.62910947720411 1974 6.69703285094321 1975 6.6907345080675 1976 6.59623485508024 1977 6.58222008126802 1978 6.6695089773385 1979 6.76546147416191 1980 6.93471412988654 1981 7.2120073412873 1982 7.38109435340048 1983 7.50810424667445 1984 7.75468722237169 1985 7.99332014473203 1986 8.1019221215044 1987 8.0702014856393 1988 7.84533864145972 1989 7.41358393133642 1990 6.9248809752042 1991 6.50813036864706 1992 6.1787717743633 1993 5.94944409586778 1994 5.79077294878483 1995 5.67647730457678 1996 5.633938374695 1997 5.73484095106365 1998 5.93820417522547 1999 6.15113371233389 2000 6.35352823553438 2001 6.53266835337837 2002 6.64411638745954 2003 6.68717131741126 2004 6.84851193796996 2005 7.16779849429468 2006 7.50005893280779 2007 7.78473250379144 2008 7.99720553782236 2009 8.0117021880854 2010 7.80402026008601 2011 7.43180469204286 2012 7.01033008991965 2013 6.65296308326383 2014 6.31699112336927 2015 6.06816606437509 2016 5.90795105755667 2017 5.81899174503577 2018 5.81039344794677 2019 5.85048405202817 2020 5.90602858509801 2021 5.97929740706264 2022 6.28623146454237 2023 6.52270933333333