Year % of male population 1960 8.31143181644782 1961 8.2898447762475 1962 8.46483703986184 1963 8.81003801738447 1964 9.29219243328868 1965 9.91888853998846 1966 10.5371628804082 1967 10.9877212170411 1968 11.3648454644672 1969 11.7427632827279 1970 12.0523485035719 1971 12.3418089634829 1972 12.6332178463231 1973 12.8430495848968 1974 12.9600678401936 1975 13.0488454858118 1976 13.0327130625906 1977 12.8471256727473 1978 12.5850307231518 1979 12.2922713984268 1980 11.9198522735388 1981 11.4852381735197 1982 11.0002295092497 1983 10.4198249387516 1984 9.83570079044487 1985 9.45292599836552 1986 9.31854628289962 1987 9.22789183934402 1988 9.05688279273351 1989 8.78805927341933 1990 8.42284236938149 1991 8.04050898623153 1992 7.73350739077023 1993 7.50243940169211 1994 7.29650701674132 1995 7.06817564730932 1996 6.85998326003864 1997 6.76887544282784 1998 6.82277921348799 1999 6.97201137173041 2000 7.05366184552138 2001 6.99368057245152 2002 6.94639892844459 2003 7.02924649719255 2004 7.24175748851875 2005 7.42095144244606 2006 7.43928236006636 2007 7.46032984232591 2008 7.59938612811011 2009 7.78029914155791 2010 7.80214508031708 2011 7.58267577396392 2012 7.31087294183543 2013 7.1536032990037 2014 7.10258549020066 2015 6.97442000664345 2016 6.60245532984805 2017 6.06402385592973 2018 5.48816651522846 2019 4.94584752194837 2020 4.52329885396904 2021 4.25620889877395 2022 4.11878265110144 2023 4.07066351556017