Year % of male population 1960 42.3622650178031 1961 42.5222336499486 1962 42.4429143696896 1963 42.3500062551053 1964 42.2682882555818 1965 42.2049117476333 1966 42.136166841167 1967 42.0381587128595 1968 41.8927780116927 1969 41.6726379363292 1970 41.3497123098949 1971 40.9037385928761 1972 40.2664540350178 1973 39.4053496036105 1974 38.4244224422442 1975 37.4200096219116 1976 36.4163600097428 1977 35.4335473008524 1978 34.4953368692943 1979 33.621069089428 1980 32.8278217464123 1981 32.124079915878 1982 31.5049198670484 1983 30.9804904430872 1984 30.5772117412896 1985 30.3026686557268 1986 30.1467948462244 1987 30.0640128025605 1988 30.0281618537323 1989 30.0378594635233 1990 30.0729789284294 1991 30.1120400771756 1992 30.1302487806207 1993 30.0733949997938 1994 29.9378726598007 1995 29.7575979391602 1996 29.5241698312537 1997 29.2400924966111 1998 28.9135496801957 1999 28.5507550650091 2000 28.1575076780039 2001 27.7405780630893 2002 27.3030840235963 2003 26.8488867405819 2004 26.3900798592211 2005 25.935323492855 2006 25.5681653477114 2007 25.3299057412168 2008 25.1461988304094 2009 24.9568059285164 2010 24.7456629195021 2011 24.4971774329852 2012 24.1551556485021 2013 23.7661699688882 2014 23.3893991654717 2015 22.9937266025272 2016 22.5302128684322 2017 21.9599067011284 2018 19.9745091010475 2019 18.8269801011298 2020 18.8712560972918 2021 18.5250161730683 2022 18.2530892823045 2023 18.0232778968502