Year % of male population 1960 17.816926243499474 1961 17.890510745133312 1962 17.990278488180877 1963 18.110084475420777 1964 18.22167856736985 1965 18.323118500370526 1966 18.415222275585425 1967 18.48307963765251 1968 18.53179414685343 1969 18.578007065412784 1970 18.618692516120728 1971 18.66224751397838 1972 18.717690170292396 1973 18.770575921066026 1974 18.81639113689286 1975 18.864002701088065 1976 18.90418253033503 1977 18.937989828259035 1978 18.971334453185108 1979 19.002264944310213 1980 19.024868737952 1981 19.03798756980476 1982 19.039858698703302 1983 19.027602577248988 1984 19.007473839695336 1985 18.97740487160363 1986 18.93935486058994 1987 18.89080286402243 1988 18.809690675007186 1989 18.73012915010166 1990 18.674368312575442 1991 18.61709891137587 1992 18.57101846723845 1993 18.54338819187642 1994 18.484604755136747 1995 18.43476897066658 1996 18.437018069549495 1997 18.433238495206833 1998 18.395901438422083 1999 18.356481701187064 2000 18.32230556185417 2001 18.28450240306189 2002 18.262826985248736 2003 18.251196777291568 2004 18.230027660694727 2005 18.195109867928807 2006 18.160540845094637 2007 18.13618595644926 2008 18.10278878737843 2009 18.056830114243223 2010 18.006564809566907 2011 17.93354398539327 2012 17.836948181693387 2013 17.71935040662605 2014 17.57662149285853 2015 17.415601195886325 2016 17.242246280668144 2017 17.063800390427975 2018 16.888029277252766 2019 16.716664457539338 2020 16.553112913662414 2021 16.40417473709121 2022 16.26364105323231 2023 16.12066169468581