Year per 1,000 male adults 1960 386.827 1961 381.248 1962 378.13 1963 372.615 1964 370.077 1965 366.423 1966 362.936 1967 357.795 1968 352.981 1969 346.476 1970 340.103 1971 333.604 1972 330.387 1973 324.691 1974 318.805 1975 318.388 1976 313.519 1977 313.12 1978 308.573 1979 306.41 1980 301.376 1981 296.796 1982 299.132 1983 295.784 1984 293.254 1985 290.184 1986 285.38 1987 281.802 1988 281.971 1989 283.031 1990 284.337 1991 283.487 1992 289.104 1993 290.724 1994 292.42 1995 295.984 1996 296.692 1997 298.486 1998 291.625 1999 288.156 2000 281.694 2001 281.792 2002 281.17 2003 279.637 2004 279.67 2005 281.327 2006 278.415 2007 272.139 2008 261.535 2009 251.52 2010 245.8 2011 240.82 2012 235.903 2013 235.824 2014 240.435 2015 236.782 2016 233.73 2017 232.364 2018 235.944 2019 233.645 2020 233.615 2021 225.5 2022 230.124