Year % of female population 1960 17.18733907317149 1961 17.2652351457045 1962 17.33123244217964 1963 17.380304569206064 1964 17.43617432776475 1965 17.500629799330394 1966 17.571963870849473 1967 17.663118163279602 1968 17.752236371475654 1969 17.83016642346476 1970 17.903568996497313 1971 17.96083796176912 1972 17.99354203667435 1973 17.98802938416542 1974 17.938555885046664 1975 17.871743057251813 1976 17.81441889896124 1977 17.763552858407092 1978 17.72920793002918 1979 17.732085476530145 1980 17.754175805047247 1981 17.77725164672307 1982 17.796710827698767 1983 17.79562112966909 1984 17.780808687556096 1985 17.77859788879341 1986 17.79797053551209 1987 17.851776820223833 1988 17.90132912797692 1989 17.936525019008922 1990 17.965805357272647 1991 17.95973642880937 1992 17.93356356925916 1993 17.919012150501267 1994 17.87579698440256 1995 17.831467329848156 1996 17.827498993214 1997 17.805090511576097 1998 17.731378953023967 1999 17.64322125323361 2000 17.55350551506099 2001 17.454828047645435 2002 17.380674778174395 2003 17.321842273661773 2004 17.252933267660595 2005 17.17306978422002 2006 17.08598308079271 2007 17.00770189895284 2008 16.94224614997092 2009 16.87100105532759 2010 16.79197246443009 2011 16.693784985767227 2012 16.584158734420928 2013 16.478929363149547 2014 16.360805762033433 2015 16.224140107013003 2016 16.07175723828466 2017 15.915460112996044 2018 15.766313226759491 2019 15.629955514667126 2020 15.510991674765146 2021 15.407822807084875 2022 15.307190127654646 2023 15.195405338399055