Year % of female population 1960 15.3472816011124 1961 15.3759713762662 1962 15.3607710733583 1963 15.305410716248 1964 15.2174110726157 1965 15.116424042558 1966 15.0199032806169 1967 14.9326882971316 1968 14.8677789172043 1969 14.8373689164154 1970 14.8358888457146 1971 14.8699623296542 1972 14.9335046517445 1973 15.0040830908998 1974 15.0151034413136 1975 14.9692130312866 1976 14.9242698368365 1977 14.8905908540887 1978 14.8790050691698 1979 14.8935039344945 1980 14.9245107124932 1981 14.9509250056705 1982 14.997154392494 1983 15.0559325681396 1984 15.0967911297323 1985 15.1342733514628 1986 15.1632776706819 1987 15.1610712171672 1988 15.1302250265386 1989 15.0582303935099 1990 14.9284553070789 1991 14.7773139231181 1992 14.64629528225 1993 14.5470102052184 1994 14.5095960598093 1995 14.5228302677726 1996 14.5288741450438 1997 14.5091674787547 1998 14.4547847138247 1999 14.3816115387778 2000 14.3204045909156 2001 14.2596817380667 2002 14.1787094417804 2003 14.085779412448 2004 13.9647824394613 2005 13.8218950368802 2006 13.6891760062179 2007 13.5441929103842 2008 13.3612500121511 2009 13.1568931009564 2010 12.9235470699587 2011 12.6437159526027 2012 12.3595653576194 2013 12.0967951281548 2014 11.8529525120163 2015 11.6427169821602 2016 11.4673992631222 2017 11.3175351961139 2018 11.189926679024 2019 11.0856142795384 2020 10.996493272616 2021 10.9201937330467 2022 10.8282659301305 2023 10.6923743999573