Year % of female population 1960 1.99635199539379 1961 2.03467776419865 1962 2.07671254066067 1963 2.11964641434263 1964 2.15905178968701 1965 2.19391084488957 1966 2.22413874576076 1967 2.24888471013728 1968 2.27011020034685 1969 2.29196655370106 1970 2.31524401990703 1971 2.33988107068034 1972 2.36561799727206 1973 2.38926392352696 1974 2.40719576164326 1975 2.41825147792736 1976 2.42277021594168 1977 2.41937412209898 1978 2.40922602812405 1979 2.39543084095005 1980 2.37858527789584 1981 2.35888976547371 1982 2.33707638989073 1983 2.31271377251948 1984 2.28562643527111 1985 2.25617835029332 1986 2.22531683561849 1987 2.1937990337132 1988 2.16127792247317 1989 2.12794409603522 1990 2.0949316617841 1991 2.06390994855743 1992 2.03471734289829 1993 2.00704104372367 1994 1.98189223954514 1995 1.95980049719114 1996 1.94212231140775 1997 1.92936549525438 1998 1.91942778617273 1999 1.91020172496648 2000 1.90150685855808 2001 1.89298776926483 2002 1.88483336987717 2003 1.87932075621742 2004 1.87833929276209 2005 1.88110975996461 2006 1.88272171095939 2007 1.87432402619415 2008 1.83798778942124 2009 1.78023662063314 2010 1.72585254264923 2011 1.68118897071144 2012 1.65012261142754 2013 1.64577145100181 2014 1.66192397771273 2015 1.67967405392771 2016 1.69606455469242 2017 1.71224292046605 2018 1.72879315428824 2019 1.7457691038178 2020 1.75978867874652 2021 1.76932594865314 2022 1.77774054083803 2023 1.78746153187581