Year % of female population 1960 5.76439841619781 1961 5.88879186677478 1962 6.02138730641465 1963 6.12584398617877 1964 6.16360177552315 1965 6.1844772964112 1966 6.19654585833767 1967 6.19560026835492 1968 6.22367327901587 1969 6.25674906819317 1970 6.21483790019023 1971 6.11444598508924 1972 6.03547805513374 1973 5.96399216117526 1974 5.86812670048033 1975 5.7364065339788 1976 5.49350491683865 1977 5.13426346741428 1978 4.71644350851294 1979 4.43118358145768 1980 4.42110976464993 1981 4.62523268115651 1982 4.91086211132356 1983 5.2520387149369 1984 5.5442593282589 1985 5.61767003395631 1986 5.62016529275442 1987 5.67070251043163 1988 5.68895301725715 1989 5.69483469412641 1990 5.73626548804538 1991 5.74299414716995 1992 5.65702140915554 1993 5.52132172359902 1994 5.37299112497002 1995 5.19070889894419 1996 5.00919073878301 1997 4.90621882587664 1998 4.89195440815776 1999 4.90711515605711 2000 4.81831648855446 2001 4.70137045082737 2002 4.68662547480151 2003 4.66663749152097 2004 4.58130910599748 2005 4.50317836327073 2006 4.5145836741714 2007 4.58814902033692 2008 4.67091424441033 2009 4.77803167127334 2010 4.9170356912319 2011 4.96828223997784 2012 4.96435207759518 2013 4.99844316827232 2014 5.05502818956356 2015 5.11457414071596 2016 5.22919022952592 2017 5.34311908052176 2018 5.38608371736045 2019 5.4369414101291 2020 5.50420342468159 2021 5.61053299512367 2022 5.74892743891065 2023 5.89509579934258