Year % of female population 1960 1.50244834125605 1961 1.5108646261471 1962 1.51600027824583 1963 1.52535416409615 1964 1.53735833178325 1965 1.55270434382067 1966 1.57336089927192 1967 1.59768971604675 1968 1.62337649832436 1969 1.64973754397925 1970 1.67346005809667 1971 1.6934422809012 1972 1.71046743814695 1973 1.72387854701677 1974 1.73438634335213 1975 1.74290846246325 1976 1.75023324457216 1977 1.75896402642193 1978 1.76926370943564 1979 1.7779289646468 1980 1.78322384455236 1981 1.7766307467033 1982 1.75683886318665 1983 1.7300369520266 1984 1.70818935902062 1985 1.70916787691706 1986 1.70510100305846 1987 1.68785603139674 1988 1.68246435824933 1989 1.69220088690781 1990 1.71884729074371 1991 1.7623704680522 1992 1.82677323480359 1993 1.89782208697265 1994 1.9535963020221 1995 1.9892169055739 1996 2.00623376711771 1997 1.99160491679532 1998 1.94616629483477 1999 1.8901388337779 2000 1.83678858173092 2001 1.7994397727455 2002 1.78691454440628 2003 1.80299269633651 2004 1.84571092034201 2005 1.90739440586238 2006 1.97689439020794 2007 2.04823342403299 2008 2.11817691025667 2009 2.18700821369572 2010 2.25846758257389 2011 2.33474544410901 2012 2.41750970547065 2013 2.50777054472753 2014 2.58585489381428 2015 2.6390000489884 2016 2.69616457958017 2017 2.74650791028498 2018 2.76204081293177 2019 2.76013775713139 2020 2.73983354533999 2021 2.69418658256138 2022 2.64192112059803 2023 2.61044979270662