Year % of female population 1960 16.748502507722 1961 16.6548419593893 1962 16.5394746832239 1963 16.4084433549148 1964 16.2558457686102 1965 16.0744921386172 1966 15.8757817168832 1967 15.667294654767 1968 15.4473795489121 1969 15.2288976207796 1970 15.0287099287301 1971 14.8479023236869 1972 14.6897105207624 1973 14.553934070086 1974 14.4345214652573 1975 14.326225270995 1976 14.1086728999988 1977 13.9131462957097 1978 13.7913889164944 1979 13.6909906743037 1980 13.6649158870437 1981 13.6714970586499 1982 13.598688044566 1983 13.513999946933 1984 13.4835150544693 1985 13.4134771358955 1986 13.2933252122819 1987 13.1306818429793 1988 12.9396504704591 1989 12.7789927016071 1990 12.6537009508009 1991 12.5082388818352 1992 12.3234561572988 1993 12.076337114822 1994 11.7437661046523 1995 11.3677803065874 1996 11.0134782330905 1997 10.6901990370278 1998 10.3981853860834 1999 10.1461030837519 2000 9.92633964207191 2001 9.72180178749547 2002 9.52836591070418 2003 9.34258498087344 2004 9.15033854881408 2005 8.94932155755254 2006 8.74592141176124 2007 8.54712182171948 2008 8.36784435200935 2009 8.22922563098582 2010 8.15380741625654 2011 8.14145100826373 2012 8.17065445303237 2013 8.21823476208026 2014 8.26784672951311 2015 8.43605998463364 2016 8.63020343885271 2017 8.64914978037476 2018 8.51350301990147 2019 8.23131273411837 2020 7.85220877306054 2021 7.48188565302735 2022 7.18040322092904 2023 6.94578099056281