Year % of male population 1960 37.8702184987013 1961 37.7643349827688 1962 37.1861247516429 1963 36.5323763603618 1964 35.8859423253657 1965 35.2749948281467 1966 34.6963909206862 1967 34.1338651224577 1968 33.5465398831067 1969 32.8948349523189 1970 32.1616345591792 1971 31.3458382400842 1972 30.4555630159415 1973 29.7117351567722 1974 29.4389821609391 1975 29.1574352856521 1976 28.4453552596972 1977 27.624055654361 1978 26.862281246159 1979 26.2050757962868 1980 25.6771906078974 1981 25.2837032508902 1982 25.1691149012107 1983 25.3829257290788 1984 25.635350294361 1985 25.7444715250214 1986 25.7362611617245 1987 25.6483987518046 1988 25.5228689880063 1989 25.3827961881137 1990 25.2260941453516 1991 25.0384185871842 1992 24.8988307710288 1993 25.0121557997202 1994 25.1637123806428 1995 25.0599594543518 1996 24.7600427189656 1997 24.3245119439709 1998 23.8041400291899 1999 23.2334914334672 2000 22.6325123235076 2001 22.0773468171261 2002 21.7229149220094 2003 21.4301664002001 2004 20.9870343138211 2005 20.4184557583193 2006 19.7679141008909 2007 19.0907254477523 2008 18.4359405548036 2009 17.8369948966186 2010 17.3131483385325 2011 16.9641815017604 2012 16.7926302260789 2013 16.6629048833078 2014 16.5550203540468 2015 16.4911301681856 2016 16.4701050577855 2017 16.4629407717992 2018 16.4449958237115 2019 16.431192407214 2020 16.4225269868308 2021 16.4076485045041 2022 16.3615201934345 2023 16.2787491998707