Year % of female population 1960 1.04645238470211 1961 1.04669931042102 1962 1.08264044704218 1963 1.13301629083093 1964 1.16546061465738 1965 1.17470211029445 1966 1.15933052130179 1967 1.11792117944239 1968 1.07480039887576 1969 1.0631244760159 1970 1.0896784882821 1971 1.15443929361802 1972 1.2576472857755 1973 1.3708694605231 1974 1.45634450560937 1975 1.50320491314747 1976 1.51300570427347 1977 1.48659346221811 1978 1.44479611227569 1979 1.4172112196138 1980 1.41380315799403 1981 1.43272887905383 1982 1.47280174552121 1983 1.52115115814555 1984 1.56018485871657 1985 1.58371844134314 1986 1.59487032497388 1987 1.59397015543357 1988 1.58698709107697 1989 1.58474497549078 1990 1.59007509902825 1991 1.60162163733833 1992 1.61967669141105 1993 1.64055591393166 1994 1.65884867472559 1995 1.67511739300048 1996 1.68825548500143 1997 1.69444409748942 1998 1.70039101571805 1999 1.71747225698715 2000 1.74111842794338 2001 1.77347421275992 2002 1.82128957343892 2003 1.86960915208976 2004 1.90097269770896 2005 1.91749909498614 2006 1.92749169584399 2007 1.93771204134397 2008 1.95976186628593 2009 2.00136155742881 2010 2.06234009906632 2011 2.1347290813432 2012 2.21258026822573 2013 2.295170816402 2014 2.38300596646646 2015 2.47522604772381 2016 2.57102492207932 2017 2.67094871611505 2018 2.77444599787463 2019 2.87698706723559 2020 2.97533505519766 2021 3.06859547372797 2022 3.16272413233987 2023 3.25894566723295