Year % of male population 1960 17.503126694335 1961 17.6736811995862 1962 17.8381784520682 1963 17.9637370390206 1964 18.0366518103839 1965 18.0435879299378 1966 18.0012024340965 1967 17.9474391633071 1968 17.8972691704187 1969 17.8713864185051 1970 17.8186324834288 1971 17.7618545233001 1972 17.76528002569 1973 17.7806342046191 1974 17.7864075073533 1975 17.8338524265984 1976 17.9271746679572 1977 17.9588693022826 1978 17.9313079497353 1979 17.9148305974695 1980 17.8880341501571 1981 17.8204099776816 1982 17.7131514107113 1983 17.5551401316159 1984 17.3466891957907 1985 17.1111545288531 1986 16.8473090723821 1987 16.5476395663862 1988 16.2207101580019 1989 15.8853184551602 1990 15.528235007317 1991 15.1384632467284 1992 14.7352392697699 1993 14.3515956994475 1994 14.0081223147106 1995 13.7057347182114 1996 13.4595947931624 1997 13.3004130553849 1998 13.2027191467866 1999 13.1039803034262 2000 13.0173932614957 2001 12.9535047987767 2002 12.861109911763 2003 12.735521125061 2004 12.5869169586978 2005 12.3960227159828 2006 12.1764660414904 2007 11.9307564145712 2008 11.6651222287925 2009 11.3617997240293 2010 11.0126270955174 2011 10.6559741716484 2012 10.3092816172196 2013 10.0069108053044 2014 9.76468410569658 2015 9.57507373786624 2016 9.43341531336273 2017 9.31201961124515 2018 9.19734367391623 2019 9.10296687806008 2020 9.0179250833884 2021 8.92840317431747 2022 8.84584211262954 2023 8.76130654396911