Year % of female population 1960 7.31802057173395 1961 7.31363632629399 1962 7.35697796871404 1963 7.36103402361202 1964 7.37049895890396 1965 7.41189014150238 1966 7.47859694244625 1967 7.54524678256325 1968 7.62931887308317 1969 7.73237411126142 1970 7.84966456114603 1971 7.91355192857472 1972 7.87270908032287 1973 7.76522888902586 1974 7.60754079393663 1975 7.41348895435686 1976 7.18573914958833 1977 6.9266273134737 1978 6.64691873878056 1979 6.3709914564739 1980 6.10354340147559 1981 5.85481400365523 1982 5.64790430043691 1983 5.49352266028747 1984 5.38664210465301 1985 5.34336324963983 1986 5.3446343292951 1987 5.36646521680013 1988 5.39707302687796 1989 5.41553607918432 1990 5.42973906697346 1991 5.4344658050249 1992 5.4440867925183 1993 5.49470188025712 1994 5.5603181942945 1995 5.62102791660863 1996 5.68011232850087 1997 5.73187724812858 1998 5.73674654218467 1999 5.68749590226707 2000 5.61212583626668 2001 5.52226333331168 2002 5.41832929615102 2003 5.31322806282051 2004 5.22338049094313 2005 5.11794581454807 2006 4.99542984150837 2007 4.88193465501958 2008 4.78817892019517 2009 4.71457059204755 2010 4.67826263054716 2011 4.66608518730773 2012 4.66635799547066 2013 4.68666079617155 2014 4.71241336640689 2015 4.75272919378474 2016 4.80040591276118 2017 4.83205233931436 2018 4.85262792632625 2019 4.87177992274151 2020 4.88376108257841 2021 4.89558111553 2022 4.90477693710303 2023 4.90472853042397