Year per 1,000 male adults 1960 178.114 1961 172.224 1962 175.85 1963 175.981 1964 170.817 1965 167.692 1966 168.584 1967 167.034 1968 163.38 1969 172.416 1970 164.68 1971 170.39 1972 158.623 1973 162.687 1974 160.711 1975 158.948 1976 157.188 1977 153.285 1978 152.933 1979 149.857 1980 145.031 1981 143.009 1982 138.08 1983 139.023 1984 139.805 1985 141.379 1986 138.158 1987 138.56 1988 142.042 1989 145.002 1990 144.769 1991 146.386 1992 143.36 1993 139.883 1994 137.579 1995 137.928 1996 135.784 1997 125.842 1998 121.282 1999 122.004 2000 118.721 2001 116.551 2002 114.494 2003 113.835 2004 109.517 2005 107.352 2006 103.369 2007 100.531 2008 96.788 2009 92.228 2010 88.989 2011 85.896 2012 83.213 2013 79.599 2014 77.539 2015 77.049 2016 74.559 2017 73.051 2018 72.324 2019 69.622 2020 74.242 2021 71.991