Year % of female population 1960 1.81505331550448 1961 1.79128607711499 1962 1.76685168975976 1963 1.74430153358543 1964 1.72565055522565 1965 1.71012483151089 1966 1.69820735557889 1967 1.69035550577885 1968 1.68231875323747 1969 1.66750333987955 1970 1.64463143660035 1971 1.61526247111167 1972 1.57940814782504 1973 1.54108912399329 1974 1.50634041149863 1975 1.47711779948752 1976 1.45306293416535 1977 1.43413645562907 1978 1.41843685466449 1979 1.40176682365413 1980 1.3823287244639 1981 1.36057094055769 1982 1.33706877476473 1983 1.3140358517061 1984 1.29330865273702 1985 1.27499096668567 1986 1.25915375547758 1987 1.24587755710874 1988 1.23353983523105 1989 1.22025100094704 1990 1.20543327559315 1991 1.18921924823385 1992 1.17177778255037 1993 1.14372346353031 1994 1.12092541811491 1995 1.11016251944495 1996 1.0964448697458 1997 1.08138172268341 1998 1.06731887615664 1999 1.05568318325221 2000 1.04656526225543 2001 1.03971429966488 2002 1.03484682848517 2003 1.03110751918721 2004 1.027080648185 2005 1.02194924265085 2006 1.01817209257465 2007 1.01553216937381 2008 1.01347657424772 2009 1.01449802679775 2010 1.01859429745051 2011 1.02447768318586 2012 1.03182421088572 2013 1.04037081519262 2014 1.04773665564214 2015 1.05187969643018 2016 1.05142767838432 2017 1.044004793867 2018 1.02647550511038 2019 0.992112009818975 2020 0.958336099076936 2021 0.936870296880742 2022 0.921195533504643 2023 0.91704187386096