Year % of female population 1960 3.46605565935234 1961 3.56702735380111 1962 3.63223472948421 1963 3.62346339213466 1964 3.58177626361557 1965 3.64429969680271 1966 3.73911699455884 1967 3.79272290767013 1968 3.90455950114647 1969 4.04239398894142 1970 4.10934055724549 1971 4.12791540579592 1972 4.16617824575476 1973 4.17459841289448 1974 4.16507638503513 1975 4.17356288325022 1976 4.20329369865672 1977 4.22969338706391 1978 4.25385747804313 1979 4.2669828821361 1980 4.25899576383233 1981 4.2268900419797 1982 4.18646014460542 1983 4.15500611684602 1984 4.14585959505879 1985 4.18488528694673 1986 4.29190180402877 1987 4.44627374331009 1988 4.6145682903276 1989 4.77865980349709 1990 4.91521913783891 1991 5.00529166469816 1992 5.04893341635759 1993 5.08119785079386 1994 5.12816772321314 1995 5.19098550973001 1996 5.25047558438203 1997 5.30802342100371 1998 5.3682588624776 1999 5.38728510363259 2000 5.3585445857605 2001 5.33412549769757 2002 5.23356827571585 2003 4.97887906918153 2004 4.65082295861497 2005 4.47348155357249 2006 4.34807864274648 2007 4.18994024722246 2008 4.24291478840117 2009 4.48132706790752 2010 4.65049834885387 2011 4.76098523586531 2012 4.93775606018283 2013 5.0955067854788 2014 5.20258343446551 2015 5.22433161270023 2016 5.22639874664955 2017 5.26901064848193 2018 5.27746964473093 2019 5.26437553108954 2020 5.33039736955754 2021 5.45141819424463 2022 5.59460699659901 2023 5.77201704991047