Year % of male population 1960 13.991678470255 1961 14.08200529496 1962 14.1716162028675 1963 14.2591796921911 1964 14.3437765925675 1965 14.4165102683988 1966 14.4729292494412 1967 14.5185535131421 1968 14.5623800739718 1969 14.6123053202467 1970 14.6763707178485 1971 14.7546850437887 1972 14.8408387404521 1973 14.9321993418958 1974 15.0249947103694 1975 15.1195025989704 1976 15.2051963749912 1977 15.274276793926 1978 15.3080620869009 1979 15.298600870246 1980 15.3082793760986 1981 15.349389868703 1982 15.3882235183563 1983 15.4310293576202 1984 15.4086638329292 1985 15.2919772680956 1986 15.1555597060493 1987 15.004778754809 1988 14.850700354838 1989 14.793187091932 1990 14.8192041249797 1991 14.8388549908146 1992 14.8628187439729 1993 14.8777148430174 1994 14.831831951455 1995 14.7378863125089 1996 14.636478859492 1997 14.6259543058738 1998 14.6011435770102 1999 14.4907027519693 2000 14.2470862681336 2001 14.0242475917786 2002 13.9813623831969 2003 13.8912617678278 2004 13.7312540920386 2005 13.5535191726809 2006 13.4092591000415 2007 13.3312146989532 2008 13.3111659864019 2009 13.2495853830334 2010 13.2234686337519 2011 13.306086688618 2012 13.4421228811855 2013 13.6743984013847 2014 13.9450961951631 2015 14.2426583699776 2016 14.5289620293749 2017 14.7303764768303 2018 14.8087996429344 2019 14.7570794387568 2020 14.5780982089004 2021 14.3064999927945 2022 14.0086716092078 2023 13.7160358183978