Year % of female population 1960 14.4873241724237 1961 14.4753445339135 1962 14.4566510317367 1963 14.4283106742079 1964 14.3955359720685 1965 14.3599099456308 1966 14.3115009434717 1967 14.2448786882841 1968 14.1656311020358 1969 14.0679194615698 1970 13.9412460601288 1971 13.7952973239684 1972 13.6372751676823 1973 13.4654135575076 1974 13.2909347226102 1975 13.1329955380549 1976 13.0165684940319 1977 12.9092939300245 1978 12.7607308325649 1979 12.5895866504001 1980 12.4218690988745 1981 12.2546744425323 1982 12.1365936663236 1983 12.0463447841978 1984 11.9725060282116 1985 11.9495403138414 1986 11.9618310582447 1987 11.9602494664578 1988 11.9540597778584 1989 11.9450503537408 1990 11.8963728300358 1991 11.8049998511167 1992 11.6927889386143 1993 11.5789878381007 1994 11.4918994866801 1995 11.4282424507057 1996 11.3433900501612 1997 11.2168169376099 1998 11.0277733218441 1999 10.7547165858991 2000 10.4351066653931 2001 10.1306899104538 2002 9.8512552861804 2003 9.59751770476098 2004 9.38156163750311 2005 9.19639860596708 2006 9.02532899124055 2007 8.86515598720443 2008 8.7109969703332 2009 8.54556482159175 2010 8.36556883278632 2011 8.17729216701508 2012 7.99197866704297 2013 7.83028268553091 2014 7.71030916307756 2015 7.79146949702129 2016 8.11122306889529 2017 8.50651131165402 2018 8.92484861008196 2019 9.30954183644829 2020 9.48158751076677 2021 9.41515358489799 2022 9.26045392506074 2023 9.0091726027437