Year % of male population 1960 17.34889410594182 1961 17.331664818118384 1962 17.303077919261717 1963 17.262457201638732 1964 17.20344271416677 1965 17.11456197006664 1966 16.991203826745718 1967 16.832168148447387 1968 16.640899904254617 1969 16.43327524533634 1970 16.225543132515654 1971 16.0225038886122 1972 15.830054549329315 1973 15.658970001200688 1974 15.50633199396088 1975 15.370037719984861 1976 15.245415806092728 1977 15.123543508866003 1978 15.003793261871062 1979 14.883316632432686 1980 14.757424417459314 1981 14.624698326305305 1982 14.486330061189836 1983 14.340162905895081 1984 14.184037988170843 1985 14.015055168464526 1986 13.831199256668667 1987 13.63981917590257 1988 13.44962768543767 1989 13.262060782676572 1990 13.078068645671333 1991 12.895678035002861 1992 12.704099335894533 1993 12.505477018449648 1994 12.306430041235084 1995 12.106137482805003 1996 11.903442239957663 1997 11.702703006352124 1998 11.505539224046093 1999 11.306837487406561 2000 11.113769131378971 2001 10.928963758587148 2002 10.742386698737828 2003 10.545135738886431 2004 10.344086882088517 2005 10.149381032265495 2006 9.962526969598912 2007 9.787770365790196 2008 9.629949798792667 2009 9.485183533278823 2010 9.345165861291031 2011 9.214343165626566 2012 9.091919826289532 2013 8.969298094469268 2014 8.84660275930069 2015 8.725467483349082 2016 8.593547439255097 2017 8.454872539749333 2018 8.318874792813224 2019 8.169155313684278 2020 8.003496060538279 2021 7.843150174651771 2022 7.687977931319802 2023 7.533188239226624