Year % of male population 1960 34.0840521839187 1961 34.2918418765565 1962 34.3716009944489 1963 34.3347433600829 1964 34.1743013964539 1965 33.881237043654 1966 33.4388911013839 1967 32.8630104090301 1968 32.2244308898944 1969 31.5562005500999 1970 30.7404864531418 1971 29.8636554955882 1972 29.0822060503179 1973 28.3164123366388 1974 27.5425928657305 1975 26.7876613637657 1976 26.0598711926172 1977 25.3635443367648 1978 24.6817667215681 1979 24.0249162317535 1980 23.4530760770465 1981 23.0166389537018 1982 22.7105436175094 1983 22.4747806222862 1984 22.2457713752601 1985 21.9898729727776 1986 21.7492091139878 1987 21.5963072908475 1988 21.5142067692061 1989 21.4594340033263 1990 21.41627439712 1991 21.3968205188836 1992 21.4049738014242 1993 21.3781190196292 1994 21.277403109752 1995 21.1253467820666 1996 20.9363491102597 1997 20.7114063989256 1998 20.4530111880525 1999 20.1588050398583 2000 19.8372544045488 2001 19.5164133237165 2002 19.2191159775679 2003 18.931101367956 2004 18.6215432036174 2005 18.2893094334235 2006 17.9767885216 2007 17.721614152293 2008 17.5132414695233 2009 17.3238889359725 2010 17.145719365642 2011 16.9920177030792 2012 16.8758307639618 2013 16.7954883246692 2014 16.7416824197566 2015 16.7121672553527 2016 16.6869330214159 2017 16.6322720204325 2018 16.5420839738281 2019 16.4371666831669 2020 16.3217467126995 2021 16.1880776830978 2022 16.033203845682 2023 15.8614556242783