Year % of male population 1960 2.5537355054799 1961 2.54733976904613 1962 2.54955310291725 1963 2.5566018833901 1964 2.56155942160067 1965 2.563689774783 1966 2.56455325157615 1967 2.56321550615097 1968 2.56114356354635 1969 2.56322234222768 1970 2.57698608164449 1971 2.59840505250819 1972 2.61961662949357 1973 2.64000610634248 1974 2.65788510825242 1975 2.67122976230197 1976 2.68021684921116 1977 2.6853516730477 1978 2.6865742222046 1979 2.68439708557104 1980 2.67776485894216 1981 2.66418582863515 1982 2.64208606246503 1983 2.61661889859324 1984 2.59109731243699 1985 2.56277933058934 1986 2.52999404925729 1987 2.49542393341385 1988 2.46147837119749 1989 2.42729548090944 1990 2.39259438277659 1991 2.35657546453175 1992 2.3189863443321 1993 2.27901754537436 1994 2.23510248351803 1995 2.18728670872303 1996 2.13571433494798 1997 2.07986264441387 1998 2.0225733524122 1999 1.96468128049965 2000 1.90468931797379 2001 1.8428238696504 2002 1.78465751174354 2003 1.73008444316786 2004 1.67652018072817 2005 1.62317865833609 2006 1.57136304347416 2007 1.52338110129465 2008 1.48040578552314 2009 1.44360612724741 2010 1.41347829955462 2011 1.39022164689585 2012 1.37167481737421 2013 1.35267562141154 2014 1.3346322536709 2015 1.32363149384242 2016 1.31899250545202 2017 1.31966773376383 2018 1.32638165916898 2019 1.33919784567134 2020 1.35079474056829 2021 1.35418301418128 2022 1.35779875399412 2023 1.3743117885686