Year % of female population 1960 2.81923416206096 1961 2.91936080621575 1962 3.02225923419907 1963 3.12131012885672 1964 3.22117010483598 1965 3.33216180482335 1966 3.46772855483657 1967 3.63594294874973 1968 3.84036518201214 1969 4.07074072232443 1970 4.32266112266112 1971 4.59626083905569 1972 4.85927953794278 1973 5.11107067833336 1974 5.35545023696683 1975 5.59860519178613 1976 5.87444592021251 1977 6.17032451100536 1978 6.43363728470111 1979 6.63485464109106 1980 6.79275439531167 1981 7.04056536222409 1982 7.32358707565957 1983 7.49257478796044 1984 7.58225384662166 1985 7.61948042111641 1986 7.63637465347735 1987 7.6617988967739 1988 7.66286446260827 1989 7.58391098139365 1990 7.41188769414576 1991 7.1861384424503 1992 7.02550047995993 1993 6.96744486630584 1994 6.96984676223431 1995 7.02337348487709 1996 7.09026186180329 1997 7.16175359032502 1998 7.27430873466398 1999 7.41945150442281 2000 7.6012838108 2001 7.86065539022426 2002 8.16721198373457 2003 8.47356017695456 2004 8.78838717597234 2005 9.1026834500344 2006 9.37409403085044 2007 9.61855578485875 2008 9.87771103136215 2009 10.1705524899123 2010 10.5279704290831 2011 10.9540302564151 2012 11.4221337147879 2013 11.9214872203585 2014 12.4404904141316 2015 12.9834480871825 2016 13.5528615016886 2017 14.1470741666817 2018 14.7822045034012 2019 15.4540121591354 2020 16.1733793360355 2021 16.8854685377999 2022 17.5957847597384 2023 18.4081814139618