Year % of female population 1960 1.52181222680233 1961 1.58444835960192 1962 1.59810324978057 1963 1.56840060247539 1964 1.51017934032858 1965 1.42871445734882 1966 1.34368611492355 1967 1.27139319284485 1968 1.20889705817375 1969 1.1595039428227 1970 1.13759700993153 1971 1.14781788898928 1972 1.17435808072007 1973 1.20869794257953 1974 1.23950872181408 1975 1.25396564927251 1976 1.24729532115373 1977 1.22119992824009 1978 1.18944207286806 1979 1.15851460161038 1980 1.12505383728916 1981 1.08550462438497 1982 1.0352902733907 1983 0.984028580435011 1984 0.95425843527969 1985 0.94775842180382 1986 0.950953074685412 1987 0.953529104019289 1988 0.954121347366941 1989 0.959460664235467 1990 0.96643556548597 1991 0.971835862414785 1992 0.975952770994961 1993 0.981261364148647 1994 0.994573722777201 1995 1.02449380886565 1996 1.07460778899621 1997 1.13719561798362 1998 1.19753540129189 1999 1.24550611427333 2000 1.27397000189861 2001 1.28600138106577 2002 1.29354651885588 2003 1.30254060783248 2004 1.31990699463296 2005 1.34929532351057 2006 1.38330926682361 2007 1.40785949021016 2008 1.41111726805524 2009 1.39073768169401 2010 1.36283153244881 2011 1.36568240040657 2012 1.4199006146335 2013 1.52272595227209 2014 1.66608037004049 2015 1.82814680400984 2016 1.99600652414005 2017 2.16635502744436 2018 2.33683938888544 2019 2.51216422592904 2020 2.69188164169577 2021 2.86871516177962 2022 3.03971696960052 2023 3.20725978712797