Year % of male population 1960 3.27687635881766 1961 3.22872020119726 1962 3.15184563811362 1963 3.06254002238216 1964 2.9856289216851 1965 2.90551711992468 1966 2.80495759947815 1967 2.70528860748515 1968 2.62257136029202 1969 2.56521922875924 1970 2.53178920266665 1971 2.52246024571951 1972 2.54737339558978 1973 2.62311030077344 1974 2.68588821620899 1975 2.69767100764108 1976 2.69146597112253 1977 2.66934250138161 1978 2.6385781111218 1979 2.6100020175443 1980 2.58903735644894 1981 2.57696650887812 1982 2.57392275042324 1983 2.57772412201883 1984 2.59401643099701 1985 2.62226895759503 1986 2.65454255676974 1987 2.69071479336555 1988 2.73509998238604 1989 2.79459940737332 1990 2.87075564296029 1991 2.96223441694211 1992 3.06932267689451 1993 3.18996489049888 1994 3.31774347121801 1995 3.44650955238032 1996 3.57036693939652 1997 3.67873611745047 1998 3.75903413363832 1999 3.82771172835384 2000 3.78354547986253 2001 3.61726266858797 2002 3.4439926002243 2003 3.23618441722196 2004 2.97531389734053 2005 2.6655617694345 2006 2.51138180072485 2007 2.56815542176281 2008 2.71371316743544 2009 2.93189446237929 2010 3.16752022455686 2011 3.41922543846679 2012 3.68718570368493 2013 3.89620091023433 2014 4.05778923240219 2015 4.20737650023582 2016 4.38147944005654 2017 4.55002170313329 2018 4.72048361847314 2019 4.94879561864 2020 5.21246774997377 2021 5.4755839441374 2022 5.73118499174079 2023 5.95915150078177