Year % of female population 1960 8.65809599743486 1961 8.64066845996573 1962 8.66663588242741 1963 8.78405856872004 1964 9.02632956797677 1965 9.2816447830011 1966 9.42883613366728 1967 9.38799129147556 1968 9.69603324400762 1969 10.1734523051725 1970 10.3915805636766 1971 10.5460382825586 1972 10.6690035255645 1973 10.4278128033231 1974 9.99416647083334 1975 9.81414041557949 1976 9.75027375312261 1977 9.75464637697035 1978 9.8793131471085 1979 10.0986991993914 1980 10.2950394279595 1981 10.4584367131688 1982 10.5701995287534 1983 10.8052794646689 1984 10.9365010006256 1985 10.8368297365432 1986 10.7660539904062 1987 10.757888013065 1988 10.5914120989735 1989 10.4190144078019 1990 10.4230111360184 1991 10.4294127461208 1992 10.4235351852516 1993 10.399054095663 1994 10.3874520077408 1995 10.3714120130247 1996 10.307522747935 1997 10.2164217982836 1998 10.1179365031203 1999 9.99680065491202 2000 9.87612320369781 2001 9.75815877928765 2002 9.64667031276961 2003 9.54854831830176 2004 9.45113023319666 2005 9.3339024059235 2006 9.20413531308705 2007 9.0707026475376 2008 8.94593495039883 2009 8.85041762136978 2010 8.78550308178244 2011 8.75000086317613 2012 8.7323116729599 2013 8.69911730394356 2014 8.6223439208266 2015 8.48819562253834 2016 8.32379256212389 2017 8.10268253332319 2018 7.81847977150273 2019 7.56691497255413 2020 7.39467937448094 2021 7.26408372746696 2022 7.17390855308397 2023 7.15023169355855