Year % of female population 1960 3.2979111578412 1961 3.29391322040939 1962 3.28842500373606 1963 3.28176697834675 1964 3.27415796849308 1965 3.26555090555556 1966 3.25565513128184 1967 3.24432979767601 1968 3.23164280526252 1969 3.21735330059643 1970 3.20092243566693 1971 3.18203178249832 1972 3.16072665493839 1973 3.13768818714692 1974 3.11345238802746 1975 3.08753348768726 1976 3.05976195539115 1977 3.03039213842146 1978 2.99976172852105 1979 2.96715525973135 1980 2.93267949377357 1981 2.89826689627835 1982 2.86470697739851 1983 2.8319449634149 1984 2.79940209155109 1985 2.76616319334494 1986 2.73465423201064 1987 2.70802220900804 1988 2.6845757465884 1989 2.66004764926628 1990 2.63465641878155 1991 2.60707495172612 1992 2.57393476997473 1993 2.53902891936967 1994 2.50983069698108 1995 2.48922239273968 1996 2.48252564269601 1997 2.48736384842409 1998 2.48165875751777 1999 2.45642186648892 2000 2.41169865872758 2001 2.35137939380755 2002 2.28808840830896 2003 2.23790623674311 2004 2.20625693302744 2005 2.19174340982987 2006 2.18958619100841 2007 2.19146350766001 2008 2.19809336616836 2009 2.21034915565351 2010 2.22845464867488 2011 2.25146351028699 2012 2.27738284000302 2013 2.30449865972529 2014 2.33499964873256 2015 2.36996355041537 2016 2.40929283394241 2017 2.45489584201395 2018 2.50474713121876 2019 2.55364339372132 2020 2.6017056309325 2021 2.65108162805118 2022 2.70181376509623 2023 2.75456225261844