Year % of female population 1960 1.32263073222042 1961 1.29823812824436 1962 1.26663297010701 1963 1.23733408174074 1964 1.22198762769597 1965 1.22132322060173 1966 1.23519313429495 1967 1.26307324900289 1968 1.29362211672367 1969 1.31358560197675 1970 1.31899923729414 1971 1.3107796198842 1972 1.29018453110433 1973 1.26443518085652 1974 1.24256962272455 1975 1.22837727569756 1976 1.22198113852252 1977 1.22276864764137 1978 1.22628916654243 1979 1.22576321624473 1980 1.23740737703779 1981 1.24864160038229 1982 1.2212995461254 1983 1.19155879734474 1984 1.19043031393432 1985 1.19271268886721 1986 1.18057928834876 1987 1.16408091690228 1988 1.14800119953588 1989 1.13260250594269 1990 1.12177710889317 1991 1.10480535969977 1992 1.08389235529042 1993 1.07425948142753 1994 1.06277094643109 1995 1.03596795543949 1996 1.00777407601184 1997 0.983928772344627 1998 0.959180754952354 1999 0.934513271688921 2000 0.911539125972217 2001 0.890250374457801 2002 0.869506451941178 2003 0.847258530830399 2004 0.823176635134226 2005 0.800303876958198 2006 0.779278456734442 2007 0.759905175358319 2008 0.741271808079879 2009 0.722557148327299 2010 0.704328970967675 2011 0.686656964913403 2012 0.67028945921741 2013 0.655626974830896 2014 0.643261492043266 2015 0.634050464641603 2016 0.626262895771524 2017 0.617951819717746 2018 0.609857222645877 2019 0.59748801176886 2020 0.59418557997391 2021 0.603380468688824 2022 0.61247973264796 2023 0.623457420692064