Year % of female population 1960 1.89515297477415 1961 1.8824825433402 1962 1.87090886021594 1963 1.86086121843309 1964 1.85232415330269 1965 1.84445857566372 1966 1.8371754964885 1967 1.82983322324305 1968 1.82193323574989 1969 1.81411124620168 1970 1.80598858531848 1971 1.79897732016788 1972 1.7924124388973 1973 1.78461670672346 1974 1.77665495038169 1975 1.76887625103644 1976 1.76176367386355 1977 1.75284596720648 1978 1.74131818112664 1979 1.72890372276978 1980 1.71549568704236 1981 1.70248225916913 1982 1.68987801189332 1983 1.67810435015726 1984 1.66517541627169 1985 1.65141218968865 1986 1.64167501876702 1987 1.63587668481267 1988 1.63090812067438 1989 1.62644519716017 1990 1.62015289140805 1991 1.61445737157398 1992 1.61064008199785 1993 1.6066155446786 1994 1.60044620007015 1995 1.59205287674959 1996 1.58459455054369 1997 1.57939214654714 1998 1.57308997546105 1999 1.56335004892113 2000 1.55209831549412 2001 1.54029861231802 2002 1.52983489404084 2003 1.52505675186997 2004 1.52914358054286 2005 1.54017817694911 2006 1.55726773896463 2007 1.59053447709739 2008 1.61796214412341 2009 1.6200903267793 2010 1.59993031905914 2011 1.56178002781833 2012 1.52625477579934 2013 1.50044536145488 2014 1.48525681626033 2015 1.49211246684948 2016 1.51051572341816 2017 1.52472460252282 2018 1.53997468644279 2019 1.55614115987827 2020 1.56779355526706 2021 1.57752366029753 2022 1.58994828145641 2023 1.60465080595229