Year % of male population 1960 8.38086124481611 1961 8.45038821590264 1962 8.51406284902371 1963 8.54937238984383 1964 8.61668390630344 1965 8.72237228282878 1966 8.85253207893592 1967 9.00341969840693 1968 9.14496465353902 1969 9.29494214632196 1970 9.48870738567595 1971 9.70958915559246 1972 9.90713212096008 1973 10.0739767182429 1974 10.2549097792223 1975 10.4334667414701 1976 10.6018842585495 1977 10.7817672483985 1978 10.9735064985237 1979 11.1566687655816 1980 11.2180679352444 1981 11.1796053631549 1982 11.0855236920949 1983 10.8964808379655 1984 10.7677028558934 1985 10.89555455233 1986 11.1849489918827 1987 11.4815978077576 1988 11.7957266983027 1989 12.1232749325323 1990 12.450891732465 1991 12.7895359457806 1992 13.1225719211062 1993 13.4279449073063 1994 13.7235036151271 1995 14.053493104771 1996 14.3878200065702 1997 14.6706729943734 1998 14.9364778358864 1999 15.2057477356981 2000 15.4892639774664 2001 15.7658143166643 2002 16.0366229704204 2003 16.3075528150507 2004 16.5947080200184 2005 16.9209442510875 2006 17.2092625997498 2007 17.3897538866777 2008 17.5144628446008 2009 17.6541733652484 2010 17.7895940786442 2011 18.05889301068 2012 18.4387047505252 2013 18.8042397706882 2014 19.1860606516902 2015 19.5242683313651 2016 19.8119666986895 2017 20.0602458070067 2018 20.3072806595441 2019 20.6233145023445 2020 20.9422622698668 2021 21.2498125860896 2022 21.6258481509637 2023 22.0388618504578