Year % of female population 1960 5.77502361009313 1961 5.78050325546932 1962 5.76090774521888 1963 5.72896677930837 1964 5.70828809325187 1965 5.70629854114504 1966 5.71937522917032 1967 5.74727934967311 1968 5.78432631605042 1969 5.81930697114837 1970 5.84425964250863 1971 5.86265382409827 1972 5.87708322983327 1973 5.87835927479347 1974 5.85211898936547 1975 5.80207571831671 1976 5.72865344736732 1977 5.62739305556977 1978 5.51246470277386 1979 5.40406784438639 1980 5.31320429653851 1981 5.23950063633346 1982 5.18233856679915 1983 5.14068642433269 1984 5.11345037078321 1985 5.1000905942744 1986 5.10215371942671 1987 5.12070528604571 1988 5.15424613291952 1989 5.19958771552371 1990 5.25364481936047 1991 5.31166729421036 1992 5.36921102005701 1993 5.41845701077947 1994 5.4462051955213 1995 5.45776346820069 1996 5.46502743797442 1997 5.46690977100131 1998 5.46705602847634 1999 5.47366591179933 2000 5.48054265805245 2001 5.48240312352332 2002 5.4879405075071 2003 5.48746338756134 2004 5.47339063436018 2005 5.45204964490809 2006 5.42546754580549 2007 5.40060202378512 2008 5.38886437930757 2009 5.38703661987756 2010 5.38628434365198 2011 5.38611733016003 2012 5.3794528686157 2013 5.36844624808497 2014 5.37038936288059 2015 5.39631324913651 2016 5.45178897029324 2017 5.53524546590548 2018 5.64508451669187 2019 5.77772589151542 2020 5.91670563967096 2021 6.05362515753531 2022 6.18636639354011 2023 6.30362686431219