Year % of male population 1960 13.3395348837209 1961 13.2102790826195 1962 12.9283936694517 1963 12.7336597828401 1964 12.5094800487471 1965 12.20519626149 1966 12.0094481338924 1967 11.8013163982627 1968 11.4370523010499 1969 10.9998200975363 1970 10.5284283524274 1971 10.1402409476699 1972 10.0236529637164 1973 10.0705075330752 1974 10.0596638964477 1975 10.0285921757284 1976 9.96771989138058 1977 9.6974270583087 1978 9.34413730739907 1979 9.21684075571772 1980 9.2769167919756 1981 9.30826259804448 1982 9.3690094491662 1983 9.4310543398597 1984 9.3113043622505 1985 8.96687443905572 1986 8.59895794992597 1987 8.395170622365 1988 8.37990161910262 1989 8.44583295625794 1990 8.60083590484747 1991 8.8340178264414 1992 8.98106236976086 1993 8.95563547348857 1994 8.85754520531527 1995 8.70538874853749 1996 8.49986282172014 1997 8.29722432704828 1998 8.09469902410792 1999 7.8999251669353 2000 7.7475386329919 2001 7.60893545642056 2002 7.4535132038127 2003 7.34262960574194 2004 7.28211537870483 2005 7.18483272670044 2006 7.03730635883186 2007 7.00345877013813 2008 7.13768653946099 2009 7.35714352200907 2010 7.52103228385308 2011 7.55460190432231 2012 7.49788861841125 2013 7.33946647795452 2014 7.09907618928842 2015 6.80626068973395 2016 6.49860126019514 2017 6.22414727204451 2018 6.03717187625642 2019 5.94065561009363 2020 5.94218116568087 2021 6.02273176256766 2022 6.08081241432712 2023 6.09957686589664