Year per 1,000 male adults 1960 324.334 1961 314.531 1962 310.321 1963 306.386 1964 296.134 1965 290.916 1966 289.637 1967 295.396 1968 274.538 1969 260.862 1970 255.411 1971 249.316 1972 244.599 1973 315.428 1974 230.221 1975 224.196 1976 224.331 1977 231.839 1978 204.502 1979 206.239 1980 212.434 1981 264.54 1982 355.637 1983 195.785 1984 177.776 1985 181.261 1986 176.378 1987 179.172 1988 174.934 1989 176.394 1990 178.346 1991 180.207 1992 175.66 1993 179.889 1994 183.078 1995 180.552 1996 184.15 1997 187.491 1998 190.926 1999 191.859 2000 188.429 2001 172.674 2002 169.33 2003 163.666 2004 159.109 2005 155.14 2006 149.164 2007 145.525 2008 147.623 2009 143.861 2010 143.385 2011 158.045 2012 297.161 2013 360.456 2014 370.663 2015 329.561 2016 311.689 2017 314.962 2018 257.877 2019 204.403 2020 183.774 2021 178.157 2022 199.417