Year % of female population 1960 1.88627610096257 1961 1.92324500027874 1962 1.95506553599215 1963 1.98543316270723 1964 2.01815458499105 1965 2.05377627283588 1966 2.09430487469712 1967 2.11879836974147 1968 2.12022111663781 1969 2.13039572218321 1970 2.16031711094065 1971 2.1978990263263 1972 2.24674997131126 1973 2.31366381710975 1974 2.37029668791114 1975 2.39823934103322 1976 2.41490203783053 1977 2.45767448684305 1978 2.48672113208051 1979 2.49295000416054 1980 2.53582281253619 1981 2.58370427166 1982 2.60604297539299 1983 2.64977538674811 1984 2.71281081696955 1985 2.75517547685637 1986 2.81936381855902 1987 2.89062281547122 1988 2.92218558468381 1989 2.93492995924092 1990 2.93275213662241 1991 2.91632469093922 1992 2.88177980941211 1993 2.83432016796945 1994 2.83697473984359 1995 2.8866506068273 1996 2.9120387497393 1997 2.92177077082026 1998 3.00341306298821 1999 3.04244865064275 2000 2.97719797088551 2001 2.95910743181478 2002 2.96623065297026 2003 2.88269275318016 2004 2.81648892737951 2005 2.81337416553994 2006 2.76339376248828 2007 2.69994913550608 2008 2.66418731950339 2009 2.62381695590566 2010 2.58943007462046 2011 2.59559235245666 2012 2.60788056039862 2013 2.62675339337118 2014 2.65693637596953 2015 2.70253035257285 2016 2.74782231633918 2017 2.81074925979772 2018 2.91638837173611 2019 3.01621168825807 2020 3.0898083472283 2021 3.24722771808395 2022 3.48109382434082 2023 3.66641810409157