Year % of female population 1960 1.76109868996087 1961 1.81173571835377 1962 1.86525567286311 1963 1.91798557674168 1964 1.97781857021277 1965 2.0423811878906 1966 2.0964084794585 1967 2.15173281537716 1968 2.2264770262995 1969 2.31350908137793 1970 2.40838350127594 1971 2.50831055292579 1972 2.60810090863769 1973 2.70835743704605 1974 2.81390654511507 1975 2.93536713856244 1976 3.06144372565515 1977 3.19262982159775 1978 3.33434457918694 1979 3.46670608883343 1980 3.5933264097757 1981 3.7231450553517 1982 3.86540229736828 1983 4.00722920880625 1984 4.14100931867177 1985 4.26811289835839 1986 4.39454040823117 1987 4.52852617718564 1988 4.66440205215306 1989 4.79907013059534 1990 4.91281985043223 1991 5.00784991475296 1992 5.09150934874554 1993 5.14696468509033 1994 5.18595533680053 1995 5.19783684305799 1996 5.19505332855394 1997 5.20047435108943 1998 5.21798375791938 1999 5.22345327660005 2000 5.25092217583881 2001 5.31584663237521 2002 5.33302035920036 2003 5.32856800397787 2004 5.34620333538129 2005 5.3627579263024 2006 5.36042021048995 2007 5.3373970151175 2008 5.31141586851538 2009 5.28316493406537 2010 5.25087735531899 2011 5.231615597548 2012 5.22830097002249 2013 5.22517074000361 2014 5.23609770975629 2015 5.26857272590048 2016 5.31434294290123 2017 5.38579168561989 2018 5.46912670398959 2019 5.56787561477572 2020 5.69214606335049 2021 5.81608237835534 2022 5.98569772721275 2023 6.23172077731858