Year % of female population 1960 2.23792378468924 1961 2.24593595354862 1962 2.26939469648391 1963 2.30554842410323 1964 2.37748887823224 1965 2.48922104704646 1966 2.61768769271757 1967 2.75199830848022 1968 2.86811575042027 1969 2.95599016950003 1970 3.06258141998862 1971 3.15381485165519 1972 3.21448545441201 1973 3.27132660209671 1974 3.31429225058701 1975 3.319135303583 1976 3.31048433240768 1977 3.32549429527686 1978 3.36950552441411 1979 3.4437780217824 1980 3.50239513391214 1981 3.52112303089351 1982 3.53676291571784 1983 3.53815151882206 1984 3.51228274591629 1985 3.38342555331992 1986 3.09293109788961 1987 2.72215441730762 1988 2.34170650374536 1989 2.16301425010242 1990 2.28742557680184 1991 2.64637633875215 1992 3.12817496587444 1993 3.60527528476882 1994 3.88902414323575 1995 3.96476902513269 1996 3.97172394958487 1997 3.91993295983525 1998 3.86340210436418 1999 3.83797964788952 2000 3.84611419440197 2001 3.86322581625196 2002 3.88760807177078 2003 3.89080200128061 2004 3.85357427377619 2005 3.80634431729692 2006 3.74892938132262 2007 3.68558854317243 2008 3.65371501051852 2009 3.67049013152249 2010 3.72404894246734 2011 3.81019238228403 2012 3.90931924569641 2013 3.99396889450499 2014 4.08197049624982 2015 4.14258765784329 2016 4.18296608427248 2017 4.31093829461328 2018 4.52477286466965 2019 4.73713856149104 2020 4.99079605567245 2021 5.296697644003 2022 5.35139232391835 2023 5.39147556857594