Year % of male population 1960 18.7820226225716 1961 18.6132442339622 1962 18.5019584987763 1963 18.4979501185006 1964 18.4097797624082 1965 18.3768216614827 1966 18.4303617719646 1967 18.4637781511613 1968 18.5132176437846 1969 18.6075790796113 1970 18.6684188320246 1971 18.6598942368071 1972 18.9160322586378 1973 19.0624085630842 1974 18.8274840052027 1975 18.6922158179089 1976 18.6402098776828 1977 18.5638967279881 1978 18.5814864054216 1979 18.8013651485745 1980 18.8030084775669 1981 18.9447224419464 1982 19.3833095978244 1983 19.7245709586718 1984 20.0191304761146 1985 20.2654710697219 1986 20.3855918752748 1987 20.3057583958943 1988 20.2070402959868 1989 20.1214869806585 1990 20.0112578204029 1991 19.8859075887804 1992 19.6602900064319 1993 20.281866008767 1994 19.9060127243639 1995 18.7665556407377 1996 18.8279419462452 1997 18.7519322364464 1998 18.2637653099878 1999 18.1115510765713 2000 18.1602756287552 2001 17.9599055937049 2002 17.9569054180164 2003 18.1407823165876 2004 18.3381932793875 2005 18.596496474485 2006 18.9201698518856 2007 19.2244225579016 2008 19.434841553522 2009 19.4863481706134 2010 19.5781784588377 2011 19.755242813347 2012 19.7972175270385 2013 19.7190459945337 2014 19.551990092824 2015 19.3996638952436 2016 19.1639566479603 2017 18.7284579937032 2018 18.1540678217652 2019 17.5494691631443 2020 17.0290882914793 2021 16.6065153713558 2022 16.272245900652 2023 15.9777330972282