Year % of male population 1960 15.8082252851358 1961 15.7584757313591 1962 15.7209932248714 1963 15.8523380255492 1964 16.1934600195854 1965 16.54155553976 1966 16.8009480795121 1967 16.9868597819381 1968 17.0451888063607 1969 16.9989755117735 1970 16.9327171980747 1971 16.8607035651292 1972 16.7164808976491 1973 16.4489011948415 1974 16.0931196955586 1975 15.6689290204421 1976 15.2072968067536 1977 14.7817944014921 1978 14.4500717921942 1979 14.2178476717782 1980 13.9513495501499 1981 13.5763625474147 1982 13.1589978139525 1983 12.707800553695 1984 12.2301574419737 1985 11.9097651741397 1986 11.8274708151327 1987 11.86848780685 1988 12.0241450699658 1989 12.2979437498004 1990 12.5166240782298 1991 12.6137690741152 1992 12.6956588327355 1993 12.7528521268225 1994 12.7733110454508 1995 12.6627522240976 1996 12.4053722401177 1997 12.0861613959523 1998 11.7217256792988 1999 11.3197761067642 2000 10.9063694360077 2001 10.5279777050276 2002 10.2352785856881 2003 10.0658080951033 2004 10.0863966488573 2005 10.2202296378787 2006 10.329892126529 2007 10.390169768238 2008 10.3738131622885 2009 10.3122121937742 2010 10.2374290219383 2011 10.1459159941035 2012 10.0395343062381 2013 9.92597363075987 2014 9.794006867022 2015 9.64625814908374 2016 9.50448397719749 2017 9.37297192332784 2018 9.25253213786168 2019 9.13532585372859 2020 9.02692995831895 2021 8.94340623536693 2022 8.88338073953678 2023 8.82942302045452