Year % of female population 1960 7.59014308547614 1961 7.58747442088235 1962 7.65323913604441 1963 7.59897237427067 1964 7.43872204283636 1965 7.24593466503824 1966 7.11495800153189 1967 7.06249279094758 1968 7.04790695735062 1969 7.07507508655441 1970 7.15955565817816 1971 7.24229601300415 1972 7.28662700760349 1973 7.36883625403695 1974 7.49182674264561 1975 7.60973384507935 1976 7.69255161242621 1977 7.70851026370672 1978 7.64124504654592 1979 7.49160706183975 1980 7.2927920904115 1981 7.06386190525753 1982 6.80519588229895 1983 6.53050136556054 1984 6.26626467860049 1985 6.01686451262427 1986 5.77881612227826 1987 5.58261531782324 1988 5.44253680478615 1989 5.35438591542177 1990 5.33599433629226 1991 5.32293152315865 1992 5.33149612054952 1993 5.38881418322927 1994 5.42387570226005 1995 5.44387131342122 1996 5.46498284507567 1997 5.47583276853609 1998 5.50379652297726 1999 5.56024204649714 2000 5.60983851805742 2001 5.65272968249534 2002 5.70240855711476 2003 5.71153725478677 2004 5.66035933469785 2005 5.58396191247055 2006 5.49329377776332 2007 5.38573479585714 2008 5.27553172987591 2009 5.18273886585778 2010 5.11414399122243 2011 5.02397169014811 2012 4.90473675329662 2013 4.80784511176233 2014 4.73217150791455 2015 4.67082679243357 2016 4.64046180149583 2017 4.64934482585063 2018 4.67529617512512 2019 4.70809668670427 2020 4.75403427622769 2021 4.79469970532851 2022 4.81149363062174 2023 4.8137092226271