Year % of female population 1960 5.34738956289007 1961 5.31711540225667 1962 5.23284717098916 1963 5.11312789139722 1964 4.97811928698836 1965 4.83765328529171 1966 4.69618219926739 1967 4.55354604429971 1968 4.40315322517038 1969 4.24017070988336 1970 4.06889241410076 1971 3.89530334391384 1972 3.71737082544088 1973 3.54781531105682 1974 3.41548821416385 1975 3.32481190536122 1976 3.27865633282852 1977 3.28102642892608 1978 3.30461047291196 1979 3.30541141483537 1980 3.27302463363675 1981 3.21436599428175 1982 3.13221363439918 1983 3.05154458546414 1984 3.00994595725785 1985 3.01981780815828 1986 3.0722548833681 1987 3.16179329374846 1988 3.2740308151922 1989 3.38816438641805 1990 3.49129230383812 1991 3.57533639761242 1992 3.62986629126451 1993 3.64839551899573 1994 3.61268808600758 1995 3.58896726189774 1996 3.63886815381963 1997 3.71716616719838 1998 3.82752283996551 1999 4.02068793286525 2000 4.24214552298222 2001 4.44275883670424 2002 4.67515773309112 2003 4.94994124260579 2004 5.21389757503866 2005 5.4942149592718 2006 5.75218108154522 2007 5.90178672997956 2008 5.98445073916212 2009 6.0682989582768 2010 6.12556338475211 2011 6.17689081639582 2012 6.2892613765652 2013 6.40048129678131 2014 6.46029264152928 2015 6.46928721691848 2016 6.45160261442171 2017 6.42488743406246 2018 6.39406619695082 2019 6.36059433384423 2020 6.32570294777398 2021 6.28201015902517 2022 6.26277852222301 2023 6.2973529054581