Year % of female population 1960 1.75940250157702 1961 1.77842417682772 1962 1.79237061163676 1963 1.8009255428909 1964 1.80404393653735 1965 1.80290088625131 1966 1.79709508078375 1967 1.78609815500752 1968 1.77243186593086 1969 1.7604303427116 1970 1.75239728187578 1971 1.7477422973847 1972 1.74568852311703 1973 1.74451866543764 1974 1.74139001406338 1975 1.73572949666064 1976 1.7280687446603 1977 1.71816512271557 1978 1.70773346141033 1979 1.70004260086977 1980 1.69547569154142 1981 1.69313070052939 1982 1.69292848650488 1983 1.69247125808728 1984 1.68767507945763 1985 1.67690038770259 1986 1.66018748338912 1987 1.63835175362951 1988 1.6137258025155 1989 1.58926844097343 1990 1.56579846093376 1991 1.54310070346769 1992 1.52167298997854 1993 1.50025976352771 1994 1.47610039211761 1995 1.44873305471006 1996 1.419710504194 1997 1.38944491685588 1998 1.35839456518857 1999 1.32703707601987 2000 1.29668057883567 2001 1.26817935695722 2002 1.24192788759488 2003 1.21905006083852 2004 1.20017174306197 2005 1.18538404366565 2006 1.17386802734851 2007 1.16345916403963 2008 1.14953525466483 2009 1.13970430781281 2010 1.14049032416366 2011 1.14602460255942 2012 1.15580752409683 2013 1.17361462443383 2014 1.19443354136922 2015 1.21420729164539 2016 1.23702157056143 2017 1.26360567705445 2018 1.29337142719361 2019 1.32601945935825 2020 1.35935050849133 2021 1.39011879517699 2022 1.41951707652234 2023 1.45065539595711