Year % of male population 1960 1.75190660602895 1961 1.73150990186309 1962 1.71463726061518 1963 1.69894761564061 1964 1.68075079232745 1965 1.65917652193056 1966 1.63534939899453 1967 1.60978604737958 1968 1.5833952182012 1969 1.55840892782125 1970 1.5761793679122 1971 1.62814939601951 1972 1.66866511770572 1973 1.70183513412853 1974 1.73473003449202 1975 1.78859701048521 1976 1.87291478837403 1977 2.04860634574375 1978 2.41218166435508 1979 2.71908780437454 1980 2.20245483442935 1981 1.64886847030798 1982 1.53405788196398 1983 1.45776377485496 1984 1.43498134090155 1985 1.41190498789666 1986 1.40450346962275 1987 1.45447110700378 1988 1.54817020770615 1989 1.58914433657668 1990 1.57973342814001 1991 1.55359859019932 1992 1.5509131518623 1993 1.57070501116111 1994 1.56457521180488 1995 1.52504759139901 1996 1.46489917620875 1997 1.40624984098633 1998 1.35429912482828 1999 1.31816049363547 2000 1.30517874297654 2001 1.30460690335433 2002 1.31188976463146 2003 1.33207839266705 2004 1.36584068154676 2005 1.40930983608985 2006 1.43286226596109 2007 1.4461841858013 2008 1.4598336427336 2009 1.49864389372512 2010 1.57334941951372 2011 1.64498976220746 2012 1.69720171917381 2013 1.73164452404174 2014 1.72970330163704 2015 1.68705496422879 2016 1.63523749466282 2017 1.57912166625208 2018 1.52157016597158 2019 1.46535057884141 2020 1.40551001903193 2021 1.33705114227579 2022 1.27139977326884 2023 1.22365645275555