Year % of male population 1960 13.1669229642424 1961 13.1656655437281 1962 13.1769992369195 1963 13.1891365348323 1964 13.193016345464 1965 13.1794569747097 1966 13.1455487573102 1967 13.0970071640324 1968 13.0423365518708 1969 12.9848907821585 1970 12.9151152843409 1971 12.8125236101784 1972 12.6904014025654 1973 12.5620233452904 1974 12.4116279436826 1975 12.2358371651652 1976 12.0572526373779 1977 11.8750147932658 1978 11.6756252070818 1979 11.472012510699 1980 11.2790184727839 1981 11.1005667318789 1982 10.9392334895495 1983 10.7994717515264 1984 10.6735407818278 1985 10.5511038366094 1986 10.4328798149516 1987 10.3162581779185 1988 10.2045166856891 1989 10.1152238283079 1990 10.0528592290969 1991 10.0108244202241 1992 9.99251926444418 1993 9.99398205994541 1994 10.0037350443454 1995 10.0163485959521 1996 10.0173405870202 1997 9.96845877542182 1998 9.8627943104705 1999 9.71479964732737 2000 9.51542056402521 2001 9.2741997707082 2002 9.02132321507659 2003 8.7618349312611 2004 8.48701310949732 2005 8.21163411462833 2006 7.95215906192981 2007 7.72031177008852 2008 7.50855188417182 2009 7.3095131514125 2010 7.13764220297921 2011 6.99442236676516 2012 6.88329808617119 2013 6.82558217159905 2014 6.81825757102248 2015 6.83165522739362 2016 6.83383796249081 2017 6.79550997360928 2018 6.71850926055617 2019 6.62722461388953 2020 6.54429902682752 2021 6.45626989045967 2022 6.35623681944365 2023 6.25133571491774