Year % of female population 1960 1.33378303795916 1961 1.05069608615708 1962 0.981854674658928 1963 0.9184960888216 1964 0.865291918455642 1965 0.851770153100225 1966 0.855601962613033 1967 0.850516925286813 1968 0.845942836917087 1969 0.832722670041969 1970 0.796311159372394 1971 0.771318806829138 1972 0.766641996341344 1973 0.765336470463828 1974 0.763473995346205 1975 0.75750300120048 1976 0.761325142102544 1977 0.77195841776055 1978 0.787810120818729 1979 0.810113150564733 1980 0.830609345348687 1981 0.851621997298303 1982 0.868547552494898 1983 0.873759462537444 1984 0.898214963919483 1985 0.943431934745169 1986 0.985567127545653 1987 1.03150716245047 1988 1.08807147718885 1989 1.15564037319763 1990 1.20541276694387 1991 1.24700285992162 1992 1.2914758768366 1993 1.32837407013815 1994 1.36146782070864 1995 1.41008161664457 1996 1.46629187595042 1997 1.52135538934687 1998 1.58304941523359 1999 1.63360041262417 2000 1.67653121709973 2001 1.71094580233794 2002 1.73856650438862 2003 1.76733640980782 2004 1.80721269088852 2005 1.86395807445027 2006 1.93876632147681 2007 2.02835371894872 2008 2.12758291448234 2009 2.23446587082951 2010 2.35540434441246 2011 2.4826847489629 2012 2.60992648737501 2013 2.75034677886073 2014 2.90439954194526 2015 3.08643692227816 2016 3.3077058949306 2017 3.55748534796828 2018 3.82273279163164 2019 4.10168507226422 2020 4.38292964244521 2021 4.6561819683207 2022 4.92179922976243 2023 5.16788045020335