Year % of female population 1960 1.81096610579273 1961 1.80637259173141 1962 1.80818538176684 1963 1.81192532219259 1964 1.8202341042746 1965 1.84062639507707 1966 1.87674397352879 1967 1.91311007161485 1968 1.94545373712226 1969 1.98531459828492 1970 2.02954918452679 1971 2.07435406046191 1972 2.11723450057672 1973 2.15488461187631 1974 2.18355412169154 1975 2.20122572255252 1976 2.20712896953986 1977 2.19476232989747 1978 2.17239830659595 1979 2.15188690794518 1980 2.13225981829438 1981 2.119224790515 1982 2.11804127181206 1983 2.13089313270197 1984 2.15833796434831 1985 2.1956548969395 1986 2.22843656304837 1987 2.26967787641016 1988 2.32811425527771 1989 2.39243167851675 1990 2.46288728847442 1991 2.53107677289648 1992 2.59870612291703 1993 2.66856188881335 1994 2.73383768913342 1995 2.79270910081046 1996 2.85132954107949 1997 2.90917309333697 1998 2.95163233834263 1999 2.97484391670289 2000 2.99887830734379 2001 3.0425826086641 2002 3.10369489198524 2003 3.18334969137304 2004 3.27814296969626 2005 3.32816633838767 2006 3.33171582729657 2007 3.35703101178617 2008 3.41189485472872 2009 3.49223865307927 2010 3.63649241783742 2011 3.82428321957997 2012 3.99535775782376 2013 4.14698593636644 2014 4.27870604396515 2015 4.37721341903361 2016 4.43894432946201 2017 4.49196160866491 2018 4.54402637937207 2019 4.57242804340859 2020 4.57873680468701 2021 4.57709046571467 2022 4.53824850202534 2023 4.46565592634597