Year % of male population 1960 27.0135373873924 1961 26.5048117731404 1962 25.8290409603049 1963 25.2558750387811 1964 24.8603861370554 1965 24.4861192514139 1966 24.044076594269 1967 23.58966364961 1968 23.1776705476229 1969 22.8435929754937 1970 22.5851643973866 1971 22.4036802905386 1972 22.345453386497 1973 22.5033915017791 1974 22.9138922482858 1975 23.4130493645194 1976 23.8714501088495 1977 24.2668159032185 1978 24.5502525619909 1979 24.7013913872454 1980 24.7758588435665 1981 24.816506251748 1982 24.8308733980895 1983 24.8312801757486 1984 24.792475015168 1985 24.6905655578155 1986 24.5166697696027 1987 24.2381400879591 1988 23.8070325795034 1989 23.224843715024 1990 22.5894201591667 1991 22.0008087812247 1992 21.4319499490454 1993 20.8572537047624 1994 20.2620134614652 1995 19.6801119107571 1996 19.1595403253956 1997 18.6764570140394 1998 18.2234922765801 1999 17.7792278346775 2000 17.3423162168736 2001 16.9192596438685 2002 16.5187540922646 2003 16.1346727633975 2004 15.7808020341824 2005 15.4621111829991 2006 15.1753416089662 2007 14.982308348013 2008 14.8950083993281 2009 14.9141294353736 2010 15.0654937634169 2011 15.2533005023238 2012 15.4174552513223 2013 15.5882967265102 2014 15.7677904361706 2015 15.9370580749246 2016 16.0881388319991 2017 16.2326672364158 2018 16.3748846427278 2019 16.5057754253174 2020 16.6000094458104 2021 16.6428745224627 2022 16.5854172341005 2023 16.4031056578656