Year % of female population 1960 8.28170848743306 1961 8.22780843640832 1962 8.1033459003905 1963 7.94786848927107 1964 7.81779763606945 1965 7.76346589100167 1966 7.76142097133639 1967 7.75738489052272 1968 7.74574837985971 1969 7.72471596361745 1970 7.6481901869857 1971 7.53040551944882 1972 7.44912840684014 1973 7.40052568547682 1974 7.3684719328977 1975 7.39002880059966 1976 7.46238024552474 1977 7.55345566783636 1978 7.64243267022778 1979 7.68572702748583 1980 7.69117693415011 1981 7.6555135343221 1982 7.55041848850256 1983 7.41407421103218 1984 7.30576846706939 1985 7.2184906716791 1986 7.14526782748719 1987 7.0945621801612 1988 7.05475944080876 1989 7.02104381338586 1990 6.99434202323183 1991 6.94634804933305 1992 6.85492413809802 1993 6.71978512917863 1994 6.51567077062516 1995 6.23235951345179 1996 5.92324108542658 1997 5.63854448956763 1998 5.38776104076597 1999 5.17629706512486 2000 4.97712662612748 2001 4.81685589541658 2002 4.71590176130055 2003 4.63408153050392 2004 4.57643983098024 2005 4.58147071411497 2006 4.60785499969997 2007 4.60979234736905 2008 4.6073115461174 2009 4.61217373748872 2010 4.64087721063864 2011 4.67141954613088 2012 4.69154645274961 2013 4.71530031730221 2014 4.72660479987953 2015 4.7149588513591 2016 4.71492686860821 2017 4.74868573305768 2018 4.81137099819528 2019 4.90112555705463 2020 4.98838422791721 2021 5.02752380698578 2022 4.99742200674616 2023 4.89972311093597