Year % of female population 1960 5.13744947341715 1961 5.10327632641052 1962 5.06663585814165 1963 5.02780241334516 1964 4.98662691358608 1965 4.94285207793533 1966 4.89640556150639 1967 4.84719769753764 1968 4.79556332558991 1969 4.73604152955556 1970 4.67106096055165 1971 4.60674700347983 1972 4.54230372659333 1973 4.47699074926469 1974 4.41020497218148 1975 4.34223051215368 1976 4.27217231336608 1977 4.20037160401513 1978 4.12864518893812 1979 4.0574237530428 1980 3.98646063049593 1981 3.91592242739262 1982 3.84613944174863 1983 3.77741791948414 1984 3.70963503753311 1985 3.64298766928521 1986 3.57878163982076 1987 3.51919790659558 1988 3.46208651075279 1989 3.40189897941997 1990 3.33889547696136 1991 3.27651147895476 1992 3.2154895964685 1993 3.15970034696862 1994 3.11760806488421 1995 3.09253583699137 1996 3.08167817605748 1997 3.07996709048602 1998 3.07489188614443 1999 3.0671395534073 2000 3.07104878637987 2001 3.07937340557092 2002 3.08181528286025 2003 3.08827502975485 2004 3.09690711465937 2005 3.09309713510299 2006 3.08352982263543 2007 3.0784091631538 2008 3.07837336446656 2009 3.08438832221806 2010 3.09599903937668 2011 3.11213307162291 2012 3.13304663991698 2013 3.15765444245102 2014 3.18373983908675 2015 3.2129141430608 2016 3.24690506614828 2017 3.28553912847023 2018 3.32918858659787 2019 3.37835992505886 2020 3.43439224276207 2021 3.49713932540745 2022 3.5668451658645 2023 3.64322740590489