Year % of male population 1960 18.7340748372143 1961 18.628375138829 1962 18.4607263553311 1963 18.2453898749914 1964 17.9839028734428 1965 17.6655359690359 1966 17.2951794364062 1967 16.8771957560157 1968 16.4449663760034 1969 16.0487121471372 1970 15.7114767785012 1971 15.4435295949659 1972 15.247450316933 1973 15.1225083122954 1974 15.035712465842 1975 14.9495914857375 1976 14.865016756683 1977 14.7815040314673 1978 14.6745565753749 1979 14.5588524234953 1980 14.4714488112037 1981 14.4217393196513 1982 14.4038897017177 1983 14.4020642990328 1984 14.4009587640806 1985 14.369529759291 1986 14.2894148486255 1987 14.1563614174027 1988 13.9778121719566 1989 13.7605285214104 1990 13.5415651888568 1991 13.3676507711672 1992 13.2455526503477 1993 13.1626712693456 1994 13.1123281366864 1995 13.0656646163051 1996 12.9781486932951 1997 12.834800027302 1998 12.6281094758786 1999 12.364506491544 2000 12.0104924970504 2001 11.6009380445572 2002 11.2180771334959 2003 10.8665943540713 2004 10.5388002325974 2005 10.2370621127691 2006 9.95217461001403 2007 9.67173256517921 2008 9.39181760741883 2009 9.09195077460804 2010 8.80466150254267 2011 8.5811122714035 2012 8.417479548009 2013 8.32005037023569 2014 8.30043019221045 2015 8.31841889255649 2016 8.30397034404297 2017 8.24451211281655 2018 8.1540554368885 2019 8.02178203389491 2020 7.86804996440634 2021 7.72955862367059 2022 7.60723527920132 2023 7.49525777531358