Year per 1,000 people 1960 47.43855355980422 1961 47.53055180400498 1962 47.597557571107345 1963 47.63613988290597 1964 47.645479614432766 1965 47.667660365986805 1966 47.697885034585575 1967 47.69132994241926 1968 47.69102183256271 1969 47.72112159041163 1970 47.67313336945319 1971 47.64966503886303 1972 47.47073994733774 1973 47.2211326519755 1974 47.075468147615915 1975 46.95020366140827 1976 46.79182696504303 1977 46.63214181367851 1978 46.5120166291033 1979 46.471957530265634 1980 46.33960812004414 1981 46.23755459708381 1982 46.158257906009645 1983 46.13472897505666 1984 46.13519644393441 1985 46.14379245175947 1986 46.06749085703048 1987 45.83057773273708 1988 45.337357252410555 1989 44.813009886632415 1990 44.23071911613316 1991 43.84231789738817 1992 43.3416770865118 1993 42.96601286478437 1994 42.53329354748514 1995 42.48572442844183 1996 42.13562774504884 1997 41.57346437296482 1998 41.12879017850463 1999 40.894820428739415 2000 40.52823662048273 2001 40.34120876884094 2002 40.047324565593826 2003 39.75013831637815 2004 39.575893605678324 2005 39.407391487712694 2006 39.23710518343825 2007 39.000516213214794 2008 38.8516916248508 2009 38.364939034524404 2010 37.94026040159003 2011 37.48398659737544 2012 36.92129991344879 2013 36.44713876898305 2014 36.028318022254524 2015 35.61331441333398 2016 35.189015679876945 2017 34.89253621523701 2018 34.61102222808021 2019 34.34145019585114 2020 33.916745700466436 2021 33.54626627396028 2022 33.14204073403484