Year % of female population 1960 2.04795169253274 1961 1.99771150251933 1962 1.94405892464313 1963 1.88604098690651 1964 1.8261990147517 1965 1.76587098208169 1966 1.70495069641457 1967 1.64374882754994 1968 1.58548079446322 1969 1.53620430302601 1970 1.50598600401747 1971 1.49033242415175 1972 1.47769742510713 1973 1.46761759809736 1974 1.45879291436644 1975 1.44989860527712 1976 1.4417836395735 1977 1.4343557718934 1978 1.42763801835166 1979 1.42254767711909 1980 1.41942703724294 1981 1.41847098249154 1982 1.41958918251751 1983 1.42369570791175 1984 1.4346139049644 1985 1.45391547338556 1986 1.48199633918249 1987 1.5190134978739 1988 1.56174051987638 1989 1.60615857836482 1990 1.65053566422723 1991 1.69599920762174 1992 1.73961798157656 1993 1.78046873436737 1994 1.82061628735974 1995 1.85794023650417 1996 1.89044045275591 1997 1.91706959385297 1998 1.93343289658739 1999 1.93554102209496 2000 1.9232642886646 2001 1.89796303724903 2002 1.86185417255981 2003 1.82071682207045 2004 1.78023723365692 2005 1.74300693907461 2006 1.70990313080394 2007 1.67957692220594 2008 1.64699892640521 2009 1.60760299675141 2010 1.57738671844534 2011 1.5620293494914 2012 1.55442019130838 2013 1.55960518187006 2014 1.58049344148745 2015 1.60457388740531 2016 1.62568518313887 2017 1.6493884427432 2018 1.67508742949498 2019 1.70135669821294 2020 1.72613199245378 2021 1.74796620442054 2022 1.76821925256444 2023 1.78992208950551