Year per 1,000 male adults 1960 374.144 1961 361.176 1962 345.941 1963 333.993 1964 323.058 1965 310.75 1966 304.319 1967 297.746 1968 293.22 1969 286.129 1970 278.752 1971 271.833 1972 264.795 1973 257.142 1974 249.398 1975 243.196 1976 235.025 1977 233.305 1978 227.358 1979 221.32 1980 216.174 1981 209.448 1982 204.587 1983 201.372 1984 197.548 1985 192.247 1986 192.812 1987 191.064 1988 189.119 1989 187.112 1990 185.218 1991 184.893 1992 186.613 1993 182.881 1994 179.71 1995 178.214 1996 180.217 1997 182.77 1998 186.163 1999 186.307 2000 180.519 2001 174.041 2002 172.247 2003 171.484 2004 170.915 2005 168.842 2006 167.984 2007 168.045 2008 168.806 2009 171.961 2010 169.988 2011 166.613 2012 163.181 2013 161.236 2014 159.003 2015 160.29 2016 157.353 2017 154.334 2018 150.914 2019 147.706 2020 144.397 2021 149.207 2022 144.508