Year % of female population 1960 12.7163709042457 1961 12.9143920522469 1962 13.0876306307028 1963 13.2315702889606 1964 13.3373799801346 1965 13.4095786008594 1966 13.4602590893507 1967 13.5117520021507 1968 13.5505466105505 1969 13.537525664594 1970 13.4770847412805 1971 13.3757494538447 1972 13.2584120854513 1973 13.1512952945887 1974 13.0618904072717 1975 12.9845944808668 1976 12.9214237533726 1977 12.9482518056156 1978 13.0444266974282 1979 13.1613800410569 1980 13.3319368030339 1981 13.5386052601073 1982 13.757552749785 1983 13.961704912441 1984 14.1199777364792 1985 14.1693467069025 1986 14.0116341744793 1987 13.8518265056377 1988 13.821096591368 1989 13.8017178261687 1990 13.7799828688868 1991 13.7492060743313 1992 13.7302596635864 1993 13.7164037881188 1994 13.6667820883377 1995 13.5748279053257 1996 13.4578902444342 1997 13.2639636347749 1998 12.9902606078714 1999 12.7149230218052 2000 12.4773790218337 2001 12.2955284582688 2002 12.160790430802 2003 12.0533224131294 2004 11.9588849408259 2005 11.8626505463685 2006 11.7593435743131 2007 11.6551040340813 2008 11.5934349263099 2009 11.5791430330576 2010 11.5592275225523 2011 11.5174202227614 2012 11.474567710386 2013 11.4243785087245 2014 11.3677242561445 2015 11.3286185200186 2016 11.3213029318357 2017 11.3173116541113 2018 11.3119144140809 2019 11.3247575251874 2020 11.3374900933957 2021 11.3337887349109 2022 11.3034513394771 2023 11.2367903133833