Year % of female population 1960 1.4591367607111 1961 1.50666111134551 1962 1.54868666636318 1963 1.59194841243311 1964 1.64910170633673 1965 1.70855064516884 1966 1.7667809286382 1967 1.82570452062635 1968 1.87460040176534 1969 1.91818872826929 1970 1.95473312127784 1971 1.99940909807274 1972 2.05634502039954 1973 2.10526645546453 1974 2.15250394815805 1975 2.21530523188635 1976 2.28969281219299 1977 2.36112307126063 1978 2.43412679376008 1979 2.51076381894605 1980 2.58374701692061 1981 2.6577282877088 1982 2.74413228503884 1983 2.81831354334292 1984 2.87619744557511 1985 2.92944375636494 1986 2.98967401800527 1987 3.06837470495309 1988 3.15824443952759 1989 3.2532887572726 1990 3.34830906237839 1991 3.4368198922333 1992 3.52752714067909 1993 3.62136905847646 1994 3.6957004585136 1995 3.67679715364947 1996 3.5380879092603 1997 3.3484616302571 1998 3.15931958575676 1999 3.08487033527175 2000 3.17587635233917 2001 3.36025513147045 2002 3.57659338225737 2003 3.78321174719063 2004 3.98142229551161 2005 4.16221613536438 2006 4.32771774194008 2007 4.48155756107598 2008 4.61849388168828 2009 4.73729708871273 2010 4.85596957958055 2011 4.9821031111196 2012 5.08869263531947 2013 5.16495152266179 2014 5.23187849099698 2015 5.28499304956525 2016 5.3071095390855 2017 5.32358693155257 2018 5.34253368224117 2019 5.37858154859952 2020 5.43655305537966 2021 5.52095467802656 2022 5.63470205919263 2023 5.8141432218333