Year % of female population 1960 9.99906529398412 1961 10.084529674027 1962 10.1820932902014 1963 10.2946209414181 1964 10.425560117153 1965 10.5731265992555 1966 10.7328461691851 1967 10.9026319814246 1968 11.0732112860129 1969 11.2142895517978 1970 11.333036288274 1971 11.4584675860291 1972 11.5855824844903 1973 11.7128017242046 1974 11.8442344755694 1975 11.9800547412246 1976 12.1212560505528 1977 12.2707214556001 1978 12.4221541779274 1979 12.5659301016177 1980 12.7028900031429 1981 12.8341067270516 1982 12.9626971038791 1983 13.095559397286 1984 13.2335291068043 1985 13.3730991780292 1986 13.514234835538 1987 13.6452124722556 1988 13.7580935270896 1989 13.8548620920186 1990 13.9304038035809 1991 13.9794297444094 1992 14.0137200327358 1993 14.0382910633743 1994 14.0447219998479 1995 14.034410577543 1996 14.0051990498288 1997 13.9491921521914 1998 13.8648476224805 1999 13.7481990291184 2000 13.5915134543084 2001 13.4038020796006 2002 13.2080983504929 2003 13.0206375181372 2004 12.8557065092765 2005 12.7316852747398 2006 12.6420916478191 2007 12.563915930036 2008 12.4855322434185 2009 12.4092463254265 2010 12.333776379432 2011 12.2630682055606 2012 12.2114007701517 2013 12.1878302285155 2014 12.2091903406362 2015 12.2843397269441 2016 12.40375278957 2017 12.5330705678991 2018 12.6405143711481 2019 12.7074036243402 2020 12.7171912270562 2021 12.6658353409197 2022 12.5692806402792 2023 12.4400036728186