Year % of female population 1960 3.72935408634395 1961 3.69409495821471 1962 3.65243200141756 1963 3.62483396889327 1964 3.61853721360171 1965 3.6134386077989 1966 3.5945096354726 1967 3.55891433225373 1968 3.51922334381378 1969 3.47756267285217 1970 3.4372349815677 1971 3.40320301460198 1972 3.37638497344785 1973 3.35564038268036 1974 3.33986989136863 1975 3.3212349466203 1976 3.30128490459658 1977 3.28512636216091 1978 3.27050059258423 1979 3.25077399380805 1980 3.22357480210204 1981 3.19074696303955 1982 3.15007093623272 1983 3.10498383456353 1984 3.05815111701371 1985 3.01615302134136 1986 2.97737241835785 1987 2.94772940739608 1988 2.92817797514838 1989 2.91131946990729 1990 2.897253933971 1991 2.8842658048879 1992 2.87152161042037 1993 2.92734878722751 1994 3.10184145519874 1995 3.33173449433642 1996 3.57244376793787 1997 3.7986808615452 1998 3.98478355607205 1999 4.12138869536106 2000 4.22661058863878 2001 4.34030592940922 2002 4.45257315842583 2003 4.55637007077856 2004 4.68550410842249 2005 4.81394862088107 2006 4.86412297556958 2007 4.89784262790398 2008 4.96505897747627 2009 4.96778838511814 2010 4.93429069571249 2011 4.96359098514662 2012 4.99310524746571 2013 4.99675053384087 2014 5.05021547339412 2015 5.0686066856985 2016 4.98464359385744 2017 4.91145153785093 2018 4.89616533638436 2019 4.87460900066899 2020 4.84253240923618 2021 4.8183450998524 2022 4.7404758969301 2023 4.59504478184656