Year % of female population 1960 6.5324397614027 1961 6.19941665349044 1962 5.82778614303916 1963 5.49531478177157 1964 5.248444372265 1965 5.10668995045111 1966 5.07488802047672 1967 5.13664203862888 1968 5.24367200269151 1969 5.33560616557662 1970 5.38553653030887 1971 5.37703408247641 1972 5.30115611972194 1973 5.16626869782585 1974 5.01715102516149 1975 4.87518569961243 1976 4.75559975135548 1977 4.67351435004477 1978 4.59893178016123 1979 4.5093569278087 1980 4.44347857024894 1981 4.40402082601967 1982 4.35860879149844 1983 4.31132448973134 1984 4.27022937779045 1985 4.20748056475411 1986 4.10894940917887 1987 4.01807985980163 1988 3.98871945005144 1989 4.05711284527755 1990 4.26169478173639 1991 4.63810462017165 1992 5.08929639199586 1993 5.46347568337347 1994 5.76700062613949 1995 5.99895652511365 1996 6.09324642369553 1997 6.10537939359439 1998 6.13725724497338 1999 6.13744413204385 2000 6.07431999580978 2001 5.98147385807522 2002 5.85384605356845 2003 5.72961059769941 2004 5.65235860833516 2005 5.62512633518081 2006 5.58522840686537 2007 5.52015674768464 2008 5.44309999797296 2009 5.3599511592465 2010 5.25993260908882 2011 5.17853123474947 2012 5.12581517857213 2013 5.10020146870558 2014 5.1184534323907 2015 5.17043873901217 2016 5.27656141265997 2017 5.41326934964796 2018 5.54518422096154 2019 5.66149951872995 2020 5.75129389203292 2021 5.80696617697837 2022 5.8398377206009 2023 5.84130256658844