Year % of female population 1960 7.44809014338336 1961 7.39242346643758 1962 7.30472218661987 1963 7.22720815309619 1964 7.09823717854977 1965 6.78257977442307 1966 6.23639312706856 1967 5.61478142731559 1968 4.96409288405232 1969 4.5119863307234 1970 4.58382068597301 1971 5.07964655822327 1972 5.71590470724446 1973 6.3485726392909 1974 6.7829117830735 1975 6.8934366978589 1976 6.77264607877386 1977 6.53366702843129 1978 6.2658517098475 1979 6.01159464249978 1980 5.78778030059476 1981 5.61055849021114 1982 5.48967852135527 1983 5.38137037223731 1984 5.24868724946777 1985 5.09614365548542 1986 4.94928431837524 1987 4.83942547297624 1988 4.81019735735589 1989 5.07665513366699 1990 5.6049484919285 1991 6.10946774713493 1992 6.44781865761032 1993 6.63945780725709 1994 6.59130009705004 1995 6.17807969589835 1996 5.74469118473791 1997 5.66084616183469 1998 5.76744504090584 1999 5.82842119486648 2000 5.98416380803589 2001 6.15825349146038 2002 6.13525162016441 2003 6.04233944338411 2004 6.0103862657268 2005 6.06214421600209 2006 6.22336316533208 2007 6.42378972141518 2008 6.60967924648224 2009 6.82082133166415 2010 7.03573894574917 2011 7.22304692969638 2012 7.40317278171957 2013 7.60436163593489 2014 7.78211484030829 2015 7.89024089241689 2016 7.93523156360918 2017 7.9437537098806 2018 7.92476033396324 2019 7.87264337709856 2020 7.7756749807262 2021 7.63756735172578 2022 7.46727378090565 2023 7.24012555181872