Year % of male population 1960 10.7679843973498 1961 10.9176241675764 1962 11.0593547824548 1963 11.1885202876489 1964 11.3131582479974 1965 11.4391930503835 1966 11.5875837055822 1967 11.7474173987387 1968 11.8984543535374 1969 12.0513876947717 1970 12.2348168601358 1971 12.4364176701824 1972 12.6452689268858 1973 12.861012006802 1974 13.0886037982928 1975 13.3166489015906 1976 13.5236387896191 1977 13.7375119781514 1978 13.9551819522145 1979 14.1409267934258 1980 14.2832083279514 1981 14.3998930015184 1982 14.5202416152158 1983 14.6308743019663 1984 14.7265395483502 1985 14.9034512269332 1986 15.1195578051881 1987 15.2469403458142 1988 15.3071273835413 1989 15.3452028552359 1990 15.3551486435508 1991 15.3190210428145 1992 15.2528241144154 1993 15.1773983823788 1994 15.1139443854233 1995 15.0628459159774 1996 15.0151852723017 1997 14.9739244046708 1998 14.9194145932221 1999 14.8511005206103 2000 14.8068176597602 2001 14.7996913381776 2002 14.8132941293237 2003 14.8510225932131 2004 14.938286074902 2005 15.0400294971778 2006 15.1485411384234 2007 15.3437019020029 2008 15.6429694845518 2009 16.0160035247427 2010 16.4178213225472 2011 16.8074138926157 2012 17.1634756729983 2013 17.4797160338086 2014 17.7571313684828 2015 17.9741191648327 2016 18.1252201089315 2017 18.2451924029466 2018 18.3632986915197 2019 18.4735790567626 2020 18.5503119630845 2021 18.6289785100618 2022 18.7897186461687 2023 18.9933173123788