Year % of female population 1960 4.75300347425348 1961 4.81042191930608 1962 4.81990733106445 1963 4.87934495973073 1964 4.97586464852455 1965 5.01537604571896 1966 5.07994921639187 1967 5.14872121745481 1968 5.14623304898063 1969 5.12035055842918 1970 5.07775695056586 1971 5.01228505590668 1972 4.9296694792654 1973 4.85526461022079 1974 4.89653022495925 1975 5.02330533120592 1976 5.08346610898205 1977 5.12165603175973 1978 5.29273362741102 1979 5.35051805662041 1980 5.20271501255265 1981 5.14436556596333 1982 5.14171522814422 1983 4.97905010455292 1984 4.83708623281321 1985 4.81046090889795 1986 4.70360041725427 1987 4.56667755227413 1988 4.46665412214066 1989 4.35451542550515 1990 4.25219924269943 1991 4.21379266610685 1992 4.19707806379256 1993 4.21079622768304 1994 4.25003348444517 1995 4.30808516969777 1996 4.35730887465564 1997 4.42845677526545 1998 4.56776049023338 1999 4.70108353883944 2000 4.80041813300625 2001 4.99228259786213 2002 5.29159550214909 2003 5.53287328325633 2004 5.67285227599 2005 5.78161971294538 2006 5.97678083657233 2007 6.09199387292684 2008 6.12617031323031 2009 6.31016131017228 2010 6.56614549177369 2011 6.6487931367821 2012 6.66609646684248 2013 6.75250543910957 2014 6.79596895228422 2015 6.82126900121018 2016 6.83260720992353 2017 6.81669814380362 2018 6.78136964795722 2019 6.7409680596391 2020 6.66386931426993 2021 6.52691562909291 2022 6.36794923772636 2023 6.21899998555922