Year % of female population 1960 2.02552195063562 1961 1.94584304641085 1962 1.84870981036541 1963 1.75208212144751 1964 1.68268291232274 1965 1.65638649018104 1966 1.67258949611823 1967 1.72524562929121 1968 1.79194831761744 1969 1.83650523948786 1970 1.84260755803553 1971 1.80257536866016 1972 1.71361640687156 1973 1.6027276621069 1974 1.50263173553898 1975 1.4236195958115 1976 1.36309117208547 1977 1.31701884691249 1978 1.28282110239024 1979 1.26329472429185 1980 1.25989905993651 1981 1.26964033429853 1982 1.29146847523461 1983 1.3229830245672 1984 1.36002772435431 1985 1.39927888357091 1986 1.44543910464172 1987 1.50050330932813 1988 1.55426773080585 1989 1.5928423563046 1990 1.61268673696511 1991 1.61213363211395 1992 1.58843411467729 1993 1.55245632152416 1994 1.52216841336999 1995 1.50493399966354 1996 1.50012461333216 1997 1.50837574886975 1998 1.52244016414594 1999 1.53080271660996 2000 1.528608257859 2001 1.51887779656751 2002 1.50561684407827 2003 1.48987277071304 2004 1.47171599943941 2005 1.45192258064516 2006 1.43073916029086 2007 1.40912963823359 2008 1.38964150278686 2009 1.37531911304425 2010 1.36711178193503 2011 1.3627470635815 2012 1.35825771751731 2013 1.35439879964131 2014 1.37327159636181 2015 1.41784100938933 2016 1.47366225550822 2017 1.54321456317174 2018 1.62255679029234 2019 1.69321030130687 2020 1.75119059249714 2021 1.80054292096975 2022 1.85251248789889 2023 1.9108873113906