Year % of male population 1960 13.7050707845172 1961 13.9183634363588 1962 14.2066262167684 1963 14.5573039214321 1964 14.8837788940736 1965 15.0962174614178 1966 15.1758188824663 1967 15.119954264127 1968 14.9344691101498 1969 14.6762469238047 1970 14.398377722569 1971 14.1056162817841 1972 13.7368718165564 1973 13.2505547827309 1974 12.671119605909 1975 12.0109377440076 1976 11.2635795807011 1977 10.4620296068077 1978 9.66490491720128 1979 8.90751665486955 1980 8.23260768605014 1981 7.67211836838712 1982 7.35096345282471 1983 7.2980045589888 1984 7.39062922484296 1985 7.57353494430015 1986 7.83787083501938 1987 8.07360288213665 1988 8.23919060148702 1989 8.39680240348185 1990 8.52665469002654 1991 8.56164402523733 1992 8.44219430705907 1993 8.17402157400548 1994 7.81605965662251 1995 7.44065555257175 1996 7.1217747267219 1997 6.90255658201783 1998 6.77058589212874 1999 6.70799923529445 2000 6.67939049399153 2001 6.6479370658198 2002 6.58663531897041 2003 6.48251175212113 2004 6.34762907587288 2005 6.19721276933326 2006 6.0322174736754 2007 5.85819337773458 2008 5.69909882790119 2009 5.59331216226671 2010 5.56765183436609 2011 5.62731541695104 2012 5.71677423242 2013 5.77251714649159 2014 5.77445733330419 2015 5.74072429300523 2016 5.66272096671861 2017 5.55879270318382 2018 5.47933759901596 2019 5.39242703190778 2020 5.26117278501814 2021 5.12436488668399 2022 4.9985942063324 2023 4.8510956315237