Year per 1,000 male adults 1960 434.903 1961 435.845 1962 433.354 1963 431.839 1964 429.723 1965 425.835 1966 423.422 1967 421.811 1968 416.191 1969 412.242 1970 407.404 1971 415.686 1972 402.078 1973 397.373 1974 394.077 1975 389.393 1976 389.743 1977 386.677 1978 383.004 1979 378.826 1980 375.259 1981 373.749 1982 367.534 1983 364.321 1984 359.973 1985 356.545 1986 355.061 1987 351.039 1988 347.875 1989 348.513 1990 350.113 1991 375.959 1992 415.649 1993 350.546 1994 353.082 1995 341.106 1996 344.447 1997 349.674 1998 344.282 1999 345.985 2000 340.946 2001 338.982 2002 334.731 2003 333.114 2004 329.631 2005 329.791 2006 322.47 2007 324.621 2008 320.295 2009 315.43 2010 310.56 2011 309.601 2012 308.916 2013 301.052 2014 303.382 2015 299.039 2016 296.644 2017 291.386 2018 289.534 2019 289.928 2020 301.584 2021 310.975 2022 303.327