Year per 1,000 people 1960 47.854303232740435 1961 47.86479399174296 1962 47.83806122439128 1963 47.68858062624112 1964 47.578619407254514 1965 47.44629463161888 1966 47.33799243759025 1967 47.307628696826754 1968 47.23423281114634 1969 47.18955737527799 1970 47.15931202136186 1971 47.166673058813544 1972 47.05143171166522 1973 46.73327499755738 1974 46.51781157411667 1975 46.3208050453899 1976 46.23007874262498 1977 46.11708802326928 1978 46.073282354903355 1979 46.19814312488821 1980 46.16968677893452 1981 46.002196298647746 1982 45.83687089882939 1983 45.54276194210303 1984 45.283121195685794 1985 44.93670990607129 1986 44.45463898703759 1987 44.02832532754977 1988 43.493329515011105 1989 43.11114581305527 1990 42.65892242232276 1991 42.148309306200005 1992 41.693361579366176 1993 41.34659604439694 1994 40.98198376771185 1995 40.65617339961543 1996 40.23769253276364 1997 39.904585303838104 1998 39.423491808891875 1999 39.117711939832326 2000 38.75170491599936 2001 38.41968634380516 2002 38.07572698542808 2003 37.67150000536115 2004 37.27474179199388 2005 36.840477199974224 2006 36.49559658378287 2007 36.13648229940215 2008 35.6730648667861 2009 35.290990039232646 2010 34.88005017466285 2011 34.44315835625807 2012 34.030370826945735 2013 33.70252449408066 2014 33.38261522175645 2015 33.07759573492554 2016 32.78314831127289 2017 32.424602437207206 2018 32.17102383244422 2019 31.946229555980715 2020 31.632789530027573 2021 31.328666964137533 2022 30.964325552685864