Year % of female population 1960 44.3239564884882 1961 44.940543993902 1962 45.1113180243868 1963 45.0289463839535 1964 44.734175333822 1965 44.2209208220908 1966 43.4941184749019 1967 42.5937124514682 1968 41.5191180913671 1969 40.2390047499094 1970 38.9332791847301 1971 37.6919881320226 1972 36.4553100458996 1973 35.2354337256636 1974 33.9758511007657 1975 32.6437816845011 1976 31.3668741000961 1977 30.1567708242488 1978 28.949509426711 1979 27.8019615519177 1980 26.7562547240878 1981 25.8706318613647 1982 25.1493195902427 1983 24.569232892664 1984 24.0932105058236 1985 23.6003131258459 1986 23.012321468175 1987 22.3956438798684 1988 21.7968257405994 1989 21.2213720169175 1990 20.8317284708738 1991 20.7328093297642 1992 20.6935844003974 1993 20.550674341399 1994 20.3388406296146 1995 20.1812247108712 1996 20.1390536769867 1997 20.0443242845582 1998 19.7650587050016 1999 19.292128302711 2000 18.8519657274591 2001 18.6640885066996 2002 18.5048227555422 2003 18.1582038666466 2004 17.6205381745566 2005 17.0522545482724 2006 16.6218297710646 2007 16.1945960747195 2008 15.6389164129193 2009 14.9711446712254 2010 14.393830339995 2011 14.1047568926702 2012 13.9366632637614 2013 13.685939588325 2014 13.3290471459946 2015 12.9650325573518 2016 12.7211497771542 2017 12.5695969997111 2018 12.4645314110724 2019 12.4350295955204 2020 12.3558925151169 2021 12.1866976758959 2022 12.0215287820733 2023 11.8617748251473