Year % of female population 1960 2.64431463929723 1961 2.77000030402286 1962 2.84560231715231 1963 2.89201269904155 1964 2.91321495830638 1965 2.93015119522359 1966 2.97508323216646 1967 3.04231217659043 1968 3.12107006062683 1969 3.21639440821193 1970 3.36319558885046 1971 3.49509540023352 1972 3.5757081057905 1973 3.63032246055983 1974 3.65140372674327 1975 3.62554076090619 1976 3.60983312311211 1977 3.63444231083544 1978 3.66833818146364 1979 3.69869223119025 1980 3.70542733802452 1981 3.68980865669308 1982 3.66729251118995 1983 3.61771286802332 1984 3.53054013281538 1985 3.38357761920174 1986 3.17767584097859 1987 2.94086327343164 1988 2.72800181013677 1989 2.62377815847068 1990 2.67432335893737 1991 2.85457303286383 1992 3.13358581524276 1993 3.48073228647114 1994 3.80406287524176 1995 4.07823175285844 1996 4.31277008682345 1997 4.49893819520065 1998 4.65187727692373 1999 4.77222511867001 2000 4.86202648311022 2001 4.94355522439052 2002 5.02243825208679 2003 5.08487118111858 2004 5.13472316293691 2005 5.19950308536017 2006 5.29214259474094 2007 5.3941587068436 2008 5.4808279322121 2009 5.56530731416793 2010 5.62229630692879 2011 5.65747454364944 2012 5.69103649499002 2013 5.68225905207629 2014 5.58237438268942 2015 5.47504025764895 2016 5.36296921886711 2017 5.21663648752077 2018 5.17189595030758 2019 5.31209505944511 2020 5.49745091531902 2021 5.65604602840059 2022 5.83517982604856 2023 5.948745204989