Year % of female population 1960 2.08212152297293 1961 2.09076712235756 1962 2.11581499157789 1963 2.15254793489099 1964 2.19075951226678 1965 2.22375124668873 1966 2.248683034496 1967 2.26581834645642 1968 2.26970417016487 1969 2.25504751832995 1970 2.22998404228989 1971 2.20031540500584 1972 2.16562497690338 1973 2.12994444747819 1974 2.09996934047757 1975 2.07406803410776 1976 2.11717097545324 1977 2.24010691574009 1978 2.36556493789107 1979 2.37636180352776 1980 2.26451806433663 1981 2.12951905484139 1982 2.00644609033796 1983 1.92075202944442 1984 1.86807492532432 1985 1.84491412890879 1986 1.8557879451289 1987 1.89352095030186 1988 1.95506628189428 1989 2.04575188374236 1990 2.1475502759323 1991 2.25432182015006 1992 2.38852124733086 1993 2.54188580355541 1994 2.63954315042837 1995 2.66559674183893 1996 2.66416729330995 1997 2.64328547788998 1998 2.61697482309169 1999 2.61866959561057 2000 2.67269426028648 2001 2.78787732035956 2002 2.93872559816652 2003 3.06727481218044 2004 3.10817348890671 2005 3.02596693143989 2006 2.83116372052657 2007 2.54311397020292 2008 2.20831759393582 2009 1.89908409994847 2010 1.66835375404272 2011 1.5487307545169 2012 1.5629892238819 2013 1.69826532150683 2014 1.91511754303323 2015 2.16414756762874 2016 2.40644435228364 2017 2.62481495267577 2018 2.82339754222368 2019 3.01862869168794 2020 3.21512039898065 2021 3.43802859394107 2022 3.72310019397867 2023 4.05808553596084