Year % of male population 1960 3.32648378014463 1961 3.23252786889872 1962 3.09369029470851 1963 2.93097579236937 1964 2.76571990841486 1965 2.60780763799819 1966 2.45340801424027 1967 2.2992025947194 1968 2.1532178029203 1969 2.02546551657719 1970 1.91444637373346 1971 1.82430264687421 1972 1.75881642409927 1973 1.70283738869619 1974 1.63516865317858 1975 1.55354477724804 1976 1.45914286148632 1977 1.35389231950286 1978 1.25717464121464 1979 1.19570035202327 1980 1.18477115921919 1981 1.2135781986811 1982 1.2685734181726 1983 1.35486739182446 1984 1.48301124707466 1985 1.64001793268888 1986 1.83188408113724 1987 2.06395173358991 1988 2.29189252323448 1989 2.45410101854062 1990 2.5360990482656 1991 2.53670912532461 1992 2.45471527957308 1993 2.33125610115546 1994 2.22337625645244 1995 2.14996002122555 1996 2.10603533768558 1997 2.09738981614652 1998 2.10822056464235 1999 2.10376473550205 2000 2.07124557962703 2001 2.01811875730495 2002 1.94517172020148 2003 1.86193044536242 2004 1.78507821896731 2005 1.72228398308872 2006 1.67388768389827 2007 1.6428606632257 2008 1.63917529310198 2009 1.662887146134 2010 1.76432985669925 2011 1.93568017750163 2012 2.11424078173151 2013 2.29158048211989 2014 2.46295435042468 2015 2.5886232124613 2016 2.67462060594366 2017 2.76483841325196 2018 2.85422848379055 2019 2.94762741002106 2020 3.04182263524995 2021 3.13323854620603 2022 3.22934456500982 2023 3.31643867222106