Year per 1,000 people 1960 45.231 1961 43.239 1962 41.147 1963 40.748 1964 39.553 1965 38.018 1966 35.75 1967 32.774 1968 30.13 1969 28.391 1970 26.881 1971 27.234 1972 27.107 1973 27.743 1974 28.547 1975 29.174 1976 29.603 1977 29.24 1978 28.009 1979 27.602 1980 27.931 1981 28.813 1982 29.93 1983 28.692 1984 27.238 1985 26.832 1986 25.554 1987 24.622 1988 24.185 1989 24.172 1990 23.939 1991 22.185 1992 20.706 1993 20.429 1994 20.055 1995 20.17 1996 19.859 1997 20.368 1998 20.132 1999 19.625 2000 18.436 2001 17.386 2002 16.953 2003 16.732 2004 16.467 2005 16.253 2006 16.046 2007 15.804 2008 15.485 2009 15.172 2010 14.789 2011 14.53 2012 14.268 2013 13.975 2014 13.8 2015 13.583 2016 13.456 2017 13.211 2018 12.942 2019 12.693 2020 12.418 2021 12.125 2022 11.823