Year % of female population 1960 6.74527436153502 1961 6.66118454816029 1962 6.60953602140062 1963 6.62432258826512 1964 6.74508399891268 1965 6.94365435866824 1966 7.14706897681335 1967 7.30700687947706 1968 7.35514722147355 1969 7.23494190297543 1970 7.03470236750029 1971 6.8618186843847 1972 6.71355056366726 1973 6.60596300264735 1974 6.570523439927 1975 6.52690163068756 1976 6.38993964937738 1977 6.19723471144907 1978 5.99715875032968 1979 5.80630258094161 1980 5.66478969207417 1981 5.58104368414642 1982 5.52236072621844 1983 5.48301301336745 1984 5.4541263685261 1985 5.44361935367169 1986 5.48824057559273 1987 5.59358499320693 1988 5.76329285414833 1989 5.97673064492369 1990 6.2049020350109 1991 6.41749597342784 1992 6.58072569352828 1993 6.6619874825185 1994 6.62884716455131 1995 6.45853898083692 1996 6.17452021469256 1997 5.84042710047584 1998 5.50628293546465 1999 5.22149639525803 2000 5.02724307484984 2001 4.93645702320302 2002 4.93954371261377 2003 5.01422394519788 2004 5.12243286939925 2005 5.23587424802873 2006 5.35684386225156 2007 5.47431263809426 2008 5.56432179371308 2009 5.64270365775964 2010 5.73134867128858 2011 5.79512830690241 2012 5.8199980051188 2013 5.8326200336792 2014 5.83186506352469 2015 5.80710261484523 2016 5.78796449053343 2017 5.77921041235529 2018 5.75401815833454 2019 5.71191752151583 2020 5.64995881005976 2021 5.57194870117582 2022 5.48124765418906 2023 5.39163385017818