Year per 1,000 male adults 1960 402.476 1961 393.246 1962 387.084 1963 384.133 1964 384.567 1965 394.395 1966 406.842 1967 412.642 1968 420.196 1969 427.474 1970 415.281 1971 397.227 1972 377.127 1973 348.97 1974 336.106 1975 332.452 1976 419.94 1977 344.973 1978 363.344 1979 373.451 1980 396.253 1981 420.248 1982 560.604 1983 342.115 1984 324.242 1985 315.525 1986 311.109 1987 302.604 1988 298.105 1989 302.556 1990 312.104 1991 320.567 1992 326.965 1993 323.593 1994 324.966 1995 322.538 1996 314.24 1997 305.957 1998 297.976 1999 289.805 2000 284.75 2001 282.369 2002 281.718 2003 281.47 2004 280.701 2005 279.826 2006 273.525 2007 267.44 2008 260.833 2009 253.68 2010 247.396 2011 241.778 2012 236.832 2013 232.777 2014 229.433 2015 227.288 2016 223.826 2017 220.571 2018 216.988 2019 210.311 2020 239.504 2021 275.128 2022 280.029