Year % of female population 1960 10.5381596860735 1961 10.4854839213725 1962 10.4459190747922 1963 10.4173320162506 1964 10.3982396965793 1965 10.3671005683501 1966 10.3276323923346 1967 10.2894643538061 1968 10.2373027091462 1969 10.1503807106599 1970 10.0242106762271 1971 9.90024229460849 1972 9.82780739851465 1973 9.82548122878615 1974 9.85967154805902 1975 9.93211206896552 1976 10.0534062784942 1977 10.1812787569457 1978 10.2960084227278 1979 10.4249074303797 1980 10.5681582061776 1981 10.704010462075 1982 10.8368290620227 1983 10.9639004419028 1984 11.0958168135311 1985 11.2542603953647 1986 11.3964710487709 1987 11.4813884634296 1988 11.5261757788026 1989 11.5267783120544 1990 11.4602849163986 1991 11.3648047808517 1992 11.2895669808954 1993 11.2336778628999 1994 11.1872841618576 1995 11.1524492379473 1996 11.1272184504203 1997 11.1032552120701 1998 11.0785537424907 1999 11.0579950269518 2000 11.0278619893172 2001 10.9798851114156 2002 10.9194678368332 2003 10.8464017137784 2004 10.766250387668 2005 10.6766554715806 2006 10.5772157387603 2007 10.4792401252335 2008 10.3956651219085 2009 10.3326358042459 2010 10.2935425201903 2011 10.2669560418804 2012 10.2371969601242 2013 10.2040816326531 2014 10.1743528201611 2015 10.1404882581094 2016 10.1047959078917 2017 10.0792213635359 2018 10.0563314711359 2019 10.0234269400719 2020 9.98625534288407 2021 9.96742906252031 2022 9.96802803825348 2023 9.9808993180298