Year % of female population 1960 1.20015484090176 1961 1.25584976943754 1962 1.30716763672918 1963 1.36631612365721 1964 1.43189248067898 1965 1.47651629045776 1966 1.5084617809834 1967 1.5295902084287 1968 1.55878107863232 1969 1.60279017514933 1970 1.67303364286025 1971 1.76157854035197 1972 1.85265510086459 1973 1.94121776389999 1974 2.00656374670977 1975 2.09997583332962 1976 2.19793473977319 1977 2.28220524360955 1978 2.36039870597431 1979 2.43485302612542 1980 2.48159743983481 1981 2.51616442285947 1982 2.57326953056659 1983 2.61729086683163 1984 2.65762209444661 1985 2.69371252910572 1986 2.71197564973699 1987 2.73326444660009 1988 2.73813134631453 1989 2.70858491831065 1990 2.61174923116636 1991 2.42983767764669 1992 2.22158117982605 1993 2.02659078655438 1994 1.93279736760144 1995 1.99131339547973 1996 2.14892276284447 1997 2.37414653413042 1998 2.66413870924838 1999 2.9214081247832 2000 3.11024952468982 2001 3.27060938098434 2002 3.37981749384532 2003 3.43842366813108 2004 3.50452163247367 2005 3.57589213124563 2006 3.63994287549909 2007 3.69869429711973 2008 3.71160333509539 2009 3.68125158922244 2010 3.64380353688708 2011 3.61854588544149 2012 3.60411273379555 2013 3.59647506041328 2014 3.60073749654721 2015 3.58937881737944 2016 3.53969454627236 2017 3.44715103990394 2018 3.34512594552067 2019 3.25973822616449 2020 3.1839395181796 2021 3.26291294698313 2022 3.42487404172411 2023 3.69668576123418