Year % of female population 1960 3.28290647365708 1961 3.29338170866972 1962 3.30884093046777 1963 3.32139280223459 1964 3.32324593965683 1965 3.31103526249294 1966 3.28251195559646 1967 3.24010013725063 1968 3.19035674924399 1969 3.14118276702396 1970 3.09661530666992 1971 3.05743562334432 1972 3.02281862775198 1973 2.99351240753812 1974 2.96608860116389 1975 2.93489444191766 1976 2.90482258307102 1977 2.8783424804447 1978 2.85211746425936 1979 2.82115462030532 1980 2.78305184090461 1981 2.73620791199979 1982 2.68092097719854 1983 2.62465454212548 1984 2.57774636444022 1985 2.54381534923042 1986 2.51882477339258 1987 2.50201505809388 1988 2.49164880877348 1989 2.48576105741414 1990 2.48373153734711 1991 2.48366339786169 1992 2.47620724974588 1993 2.45789237736938 1994 2.30759986396507 1995 2.09297453802265 1996 2.0764946257445 1997 2.06092893058074 1998 2.14908823889365 1999 2.35439658679453 2000 2.58239639194941 2001 2.83377863003968 2002 3.05493611525931 2003 3.15990373684332 2004 3.20063200734919 2005 3.25735504312482 2006 3.32351493160173 2007 3.3972601961432 2008 3.47756746174564 2009 3.56009848176041 2010 3.64101965468257 2011 3.72339884241927 2012 3.71000675249915 2013 3.61155894920553 2014 3.5445766991715 2015 3.51328158266465 2016 3.50915482299075 2017 3.52602981961385 2018 3.56024912957477 2019 3.60687027549058 2020 3.65772813818147 2021 3.70066118198763 2022 3.757807460382 2023 3.83842375982