Year % of male population 1960 9.87666993029757 1961 9.80652378019072 1962 9.70123773708993 1963 9.58778702960351 1964 9.47261062587719 1965 9.38858293211905 1966 9.36053182774636 1967 9.37386559459001 1968 9.38776807519544 1969 9.35783597770535 1970 9.28401118375739 1971 9.17337987934237 1972 9.01556589512056 1973 8.84333741339766 1974 8.7143131044212 1975 8.62643649627789 1976 8.56156089047679 1977 8.51571593613608 1978 8.47603374836635 1979 8.42131663984772 1980 8.32998340038146 1981 8.18777805342292 1982 7.99840534959594 1983 7.76835190308199 1984 7.47489419509901 1985 7.11941117218473 1986 6.75257927409022 1987 6.41185372686204 1988 6.10390274965884 1989 5.84339746738158 1990 5.64170628210446 1991 5.49912664515369 1992 5.40046687750629 1993 5.32161297512851 1994 5.25744876637114 1995 5.22370363341482 1996 5.19529346353456 1997 5.14609465319654 1998 5.08877583863274 1999 5.03327429304566 2000 4.99010624704244 2001 4.96294541842322 2002 4.94483613499582 2003 4.93678012238835 2004 4.93655587976633 2005 4.93219937538731 2006 4.93664373393315 2007 4.96860786672917 2008 5.02898964886541 2009 5.1035534474627 2010 5.16053015146057 2011 5.17432930990518 2012 5.13554048547026 2013 5.0368179679581 2014 4.89308331982139 2015 4.74595209263572 2016 4.62918624338514 2017 4.55127791296958 2018 4.49920599482302 2019 4.45534251592555 2020 4.40763100353389 2021 4.34827855295612 2022 4.25504933990792 2023 4.14365130062148