Year per 1,000 male adults 1960 402.961 1961 397.343 1962 392.742 1963 387.553 1964 387.258 1965 377.652 1966 373.328 1967 370.602 1968 366.215 1969 364.182 1970 357.023 1971 352.305 1972 348.336 1973 347.519 1974 343.586 1975 340.495 1976 336.218 1977 331.229 1978 326.931 1979 324.734 1980 320.745 1981 320.826 1982 317.37 1983 311.099 1984 309.388 1985 304.773 1986 299.07 1987 298.675 1988 296.865 1989 293.18 1990 292.782 1991 292.396 1992 285.799 1993 285.637 1994 285.357 1995 287.561 1996 290.725 1997 292.179 1998 287.064 1999 289.73 2000 292.688 2001 288.907 2002 292.417 2003 292.622 2004 290.557 2005 293.051 2006 290.041 2007 290.296 2008 289.413 2009 293.253 2010 285.536 2011 291.846 2012 286.151 2013 287.784 2014 288.782 2015 284.023 2016 278.609 2017 280.328 2018 279.043 2019 269.162 2020 270.109 2021 285.584 2022 287.564