Year % of female population 1960 2.08720072349945 1961 2.08926439526127 1962 2.09533091166829 1963 2.08663610266078 1964 2.06269084564093 1965 2.04237834353851 1966 2.02471835523361 1967 2.00579578385136 1968 1.99128468200121 1969 1.97698278169328 1970 1.96611225531768 1971 1.95814548146154 1972 1.95207500163902 1973 1.94374790372299 1974 1.93450991377969 1975 1.91802457136783 1976 1.88878008249503 1977 1.86210294458613 1978 1.84970935154354 1979 1.84799583550234 1980 1.85192576332069 1981 1.85965365727578 1982 1.86317467890369 1983 1.85933020191545 1984 1.8474600388939 1985 1.82975338106603 1986 1.8084115819114 1987 1.79113606081125 1988 1.78914556556642 1989 1.79980095332879 1990 1.81425485961123 1991 1.83195314077964 1992 1.83639234260904 1993 1.83451028553884 1994 1.84613369264166 1995 1.86141755525219 1996 1.88616961772284 1997 1.93309431931179 1998 1.9955694363742 1999 2.05300350159698 2000 2.03343020632141 2001 1.91971605138461 2002 1.80193167075105 2003 1.73606095623285 2004 1.71856173504978 2005 1.71536732520998 2006 1.75313386403148 2007 1.84233313067669 2008 1.94426141267529 2009 2.07949583446316 2010 2.27967229710729 2011 2.47151310070201 2012 2.63398181276088 2013 2.81310927490484 2014 2.97501248450996 2015 3.14577769592043 2016 3.34998853999542 2017 3.52186567640806 2018 3.63671034351249 2019 3.74907335418663 2020 3.84781125435415 2021 3.85005246029911 2022 3.83782165313419 2023 3.86859340525173