Year % of female population 1960 9.10550432323084 1961 9.35425007215125 1962 9.64554498109226 1963 9.96088709216942 1964 10.2843176039462 1965 10.6173543808961 1966 10.9701016645519 1967 11.3021072218818 1968 11.5976026830596 1969 11.8778405347876 1970 12.1610061285576 1971 12.4355702947879 1972 12.6836148063155 1973 12.9166685355712 1974 13.1445539076185 1975 13.3656504951215 1976 13.5804351211601 1977 13.7800593378715 1978 13.9580564248443 1979 14.1032456218068 1980 14.1927582982211 1981 14.2391720069349 1982 14.2738610985497 1983 14.3109765073272 1984 14.355040890849 1985 14.4157951568718 1986 14.5091001468627 1987 14.63237659246 1988 14.8014281306475 1989 15.0230423662247 1990 15.279628068057 1991 15.5592647998737 1992 15.8529980811312 1993 16.1679285048826 1994 16.4872619076271 1995 16.8002255239219 1996 17.1230900631485 1997 17.4600470597281 1998 17.7888175548359 1999 18.102815023282 2000 18.4164491485082 2001 18.7469650266682 2002 19.0917424118037 2003 19.4257204708126 2004 19.7350753611205 2005 20.0152480701046 2006 20.2152708153861 2007 20.3081298258484 2008 20.3985129398426 2009 20.5761879219087 2010 20.8455000012535 2011 21.1858572624644 2012 21.5062597267637 2013 21.7701609700343 2014 22.0205998193335 2015 22.2672920679606 2016 22.5254676251635 2017 22.7607726760943 2018 22.9706999352306 2019 23.2015610187461 2020 23.4759929829732 2021 23.7944306047618 2022 24.1933445907591 2023 24.6759138289533