Year % of male population 1960 2.53560503161544 1961 2.61026025855306 1962 2.73628233834201 1963 2.89345361351093 1964 3.0667208699629 1965 3.24697310915907 1966 3.40913498665331 1967 3.53074169661254 1968 3.61447869161273 1969 3.70323807293156 1970 3.7831136048729 1971 3.85048212263941 1972 3.90402609636713 1973 3.92131977547978 1974 3.80879613840867 1975 3.54904693470238 1976 3.24435348293254 1977 2.91622015222708 1978 2.58491568201996 1979 2.39096593625672 1980 2.35319346124268 1981 2.3489354679791 1982 2.34870785228228 1983 2.3511089781592 1984 2.35480534342745 1985 2.35799391993247 1986 2.35891928085374 1987 2.35585933437625 1988 2.34749250070255 1989 2.33281126215799 1990 2.31269863377945 1991 2.2663237947978 1992 2.19802950520739 1993 2.13387673871258 1994 2.07441395944825 1995 2.02114105087944 1996 1.9749481910025 1997 1.93462384715686 1998 1.89988922004502 1999 1.8726929346509 2000 1.85365447120593 2001 1.84175653911235 2002 1.83569025716244 2003 1.83492809928294 2004 1.83763178054208 2005 1.84253240132786 2006 1.84888494300723 2007 1.85363867885194 2008 1.85457762901589 2009 1.85031661403683 2010 1.84003700371403 2011 1.82394784052504 2012 1.80347523078667 2013 1.7802270908813 2014 1.75670378743867 2015 1.73553240149013 2016 1.71763796684633 2017 1.70486481758351 2018 1.69874081857859 2019 1.70034407192426 2020 1.70710814131425 2021 1.71979205989682 2022 1.74499451849287 2023 1.78872452870668