Year % of female population 1960 1.39274302885187 1961 1.37434624658664 1962 1.35782732510568 1963 1.34326679682675 1964 1.33019134256271 1965 1.31771942483257 1966 1.30606759784607 1967 1.29570820101189 1968 1.28647832450623 1969 1.27794641166371 1970 1.27052478264697 1971 1.26388927556428 1972 1.25760622323024 1973 1.25255906650395 1974 1.25049811983668 1975 1.25144733723804 1976 1.25473400588183 1977 1.26099740603616 1978 1.26892732319881 1979 1.27646623214651 1980 1.28318667779688 1981 1.28907065754857 1982 1.29446921836493 1983 1.29991822085161 1984 1.30633119540509 1985 1.31432270777611 1986 1.32358646252309 1987 1.3345316869848 1988 1.34665968798412 1989 1.35857128875757 1990 1.37210599517673 1991 1.38573024182153 1992 1.40216513119045 1993 1.41093535569547 1994 1.42150265582124 1995 1.41452437677562 1996 1.41342925159067 1997 1.44238659965233 1998 1.46979272045409 1999 1.48805418207504 2000 1.50380942739391 2001 1.51366202663321 2002 1.5181216724956 2003 1.51541716882201 2004 1.51202219974305 2005 1.52225177277324 2006 1.53974231534525 2007 1.55902482762138 2008 1.56966211255331 2009 1.58400563666767 2010 1.60573229836627 2011 1.62982034638476 2012 1.65708818928189 2013 1.67104016327721 2014 1.68510438026966 2015 1.68337337713474 2016 1.65864815929581 2017 1.64097088843371 2018 1.63407370442689 2019 1.63309954350667 2020 1.64820470994893 2021 1.6771855880057 2022 1.7020031572957 2023 1.7295281922103