Year % of female population 1960 5.29646972608273 1961 5.4138224652013 1962 5.83360132953568 1963 6.28038088018934 1964 6.68272502826363 1965 7.19040195241665 1966 7.66531253871395 1967 7.99760322320755 1968 8.21203238942702 1969 8.29617371875788 1970 8.21522497987601 1971 7.93424488731997 1972 7.47602493180942 1973 6.87826655159454 1974 6.24047129535613 1975 5.84723533030081 1976 5.90358186893741 1977 6.42810822656017 1978 7.20263283657165 1979 7.92365046194182 1980 8.27139078837676 1981 8.23808535997611 1982 7.73399640752799 1983 6.8314532969802 1984 5.95508955265447 1985 5.20879632334627 1986 4.70673498324872 1987 4.60110623751677 1988 4.86698154965071 1989 5.37324801845574 1990 5.9683192140734 1991 6.42686304484858 1992 6.70992589656934 1993 6.90248006484018 1994 6.9424930067842 1995 6.93615251218812 1996 6.98029424681647 1997 7.06190146546651 1998 7.20109477297831 1999 7.3548482695582 2000 7.51664278724024 2001 7.66464622154592 2002 7.71539190450009 2003 7.68674408820006 2004 7.55544537773786 2005 7.31156487557118 2006 7.03635579780032 2007 6.79325323984742 2008 6.57699451762592 2009 6.42206569428087 2010 6.38882889643984 2011 6.44093727318764 2012 6.52305508623722 2013 6.60787922106772 2014 6.70622882594837 2015 6.8053164740333 2016 6.8700655190746 2017 6.89872605528701 2018 6.93130080731576 2019 6.99379324274274 2020 7.07322611719016 2021 7.161272899651 2022 7.4102116117471 2023 7.75633179041253