Year % of female population 1960 14.0539731802161 1961 14.1376819446625 1962 14.227809293719 1963 14.325688913209 1964 14.4244441738606 1965 14.4864766831457 1966 14.4897751020477 1967 14.449405559457 1968 14.368230719859 1969 14.2449127911046 1970 14.1216033585457 1971 14.048642848131 1972 14.0246701779278 1973 14.033447908802 1974 14.0699735477512 1975 14.1043710525577 1976 14.1019971985994 1977 14.0256134815501 1978 13.8775574823798 1979 13.7038631312871 1980 13.5563702595362 1981 13.3974604155133 1982 13.3693538652022 1983 13.5579712472172 1984 13.8590036146519 1985 14.238083598121 1986 14.6045448314735 1987 14.9890900286245 1988 15.3866144178912 1989 15.6841471052658 1990 15.6950701039939 1991 15.5745159819617 1992 15.4577020152708 1993 15.3579964342854 1994 15.1461215817376 1995 14.7077814233989 1996 14.2355547471897 1997 13.7077590962143 1998 13.0784859839032 1999 12.3086003620381 2000 11.3989784444452 2001 10.4052747774792 2002 9.47225928725048 2003 8.6594136347201 2004 8.02000989878915 2005 7.60430946029378 2006 7.34894819401422 2007 7.20635763440855 2008 7.12275780082989 2009 7.0713766492805 2010 7.04679311158605 2011 7.05796785487974 2012 7.11240572652145 2013 7.20456816029818 2014 7.38733219791977 2015 7.61445473445511 2016 7.75171939455553 2017 7.84479168382172 2018 7.97478039333421 2019 8.13507864774761 2020 8.30381272792894 2021 8.44484711153456 2022 8.52241745949432 2023 8.47428546731992