Year % of female population 1960 9.48434250313764 1961 9.53848442775545 1962 9.59651550508326 1963 9.71463765466613 1964 9.89927851107767 1965 10.0963946974298 1966 10.2846209737424 1967 10.4503554050642 1968 10.5456277974706 1969 10.5674915123785 1970 10.5689440872847 1971 10.5780099545493 1972 10.5937391158718 1973 10.6111004562628 1974 10.6300625389091 1975 10.6547814737733 1976 10.6912588789741 1977 10.7380254924966 1978 10.7883828219404 1979 10.840396928735 1980 10.8889604562601 1981 10.9189664277459 1982 10.9301821835509 1983 10.9330174782883 1984 10.9268216752602 1985 10.9058786468504 1986 10.8717107957936 1987 10.8293023098051 1988 10.7778790268208 1989 10.7169902720949 1990 10.6538313472576 1991 10.5946238561633 1992 10.5363030824562 1993 10.4807347583929 1994 10.4344988386162 1995 10.398455553747 1996 10.3708819319601 1997 10.3495723270598 1998 10.3318283694049 1999 10.3143556012409 2000 10.2947650854236 2001 10.2735288311392 2002 10.2475246121335 2003 10.2119721897594 2004 10.1654418183744 2005 10.1080111701995 2006 10.0396599125162 2007 9.96165767517259 2008 9.87744200522382 2009 9.79124014442601 2010 9.70385007715533 2011 9.613833158781 2012 9.52340035811904 2013 9.43749388057516 2014 9.35290422362209 2015 9.26348385177789 2016 9.16806465550576 2017 9.06828214773723 2018 8.96908842389928 2019 8.85757521920693 2020 8.73846209800081 2021 8.63021450408643 2022 8.52482332745293 2023 8.42953101449237