Year % of female population 1960 2.20882557591447 1961 2.22581497603336 1962 2.23519656671505 1963 2.23922528054166 1964 2.24069794095698 1965 2.24124188392389 1966 2.23991675228536 1967 2.23600926686613 1968 2.22962659676435 1969 2.22139285599568 1970 2.21101438388933 1971 2.19876218047786 1972 2.18515292965194 1973 2.16905341170598 1974 2.14260560117139 1975 2.10600812671371 1976 2.06507015615815 1977 2.01875479327895 1978 1.96962821123004 1979 1.92140280405018 1980 1.87513064106885 1981 1.83022442602598 1982 1.78700466593775 1983 1.74673457533059 1984 1.7098533220805 1985 1.66847717751917 1986 1.62201743291847 1987 1.57740887353271 1988 1.53494364772816 1989 1.49542596720003 1990 1.45937405997156 1991 1.42820908772165 1992 1.40321574539928 1993 1.38520939701 1994 1.37442701405873 1995 1.36743032612947 1996 1.36058883505171 1997 1.35349047603644 1998 1.34683177691937 1999 1.34166736264027 2000 1.33884865013171 2001 1.33881301043688 2002 1.34227702037765 2003 1.34852746482252 2004 1.35960666798726 2005 1.37047345519531 2006 1.38088113976679 2007 1.40379709841643 2008 1.44265362724022 2009 1.49036109380555 2010 1.54687315512252 2011 1.60280644171294 2012 1.65861393109102 2013 1.70316803697247 2014 1.72294261771331 2015 1.73046789068449 2016 1.72882497874957 2017 1.72514617108762 2018 1.73853793343801 2019 1.79218112268461 2020 1.86109598551968 2021 1.88349027664137 2022 1.8860802187174 2023 1.89997337561096