Year per 1,000 people 1960 36.20891840957082 1961 35.27655662156726 1962 41.092661378483875 1963 42.83235922749473 1964 41.282646435563066 1965 40.600572790527885 1966 39.426356694680734 1967 38.821854380986736 1968 39.0414512749633 1969 38.344977159212895 1970 37.94255339963937 1971 36.94259069323635 1972 36.47993173456479 1973 35.68025823228702 1974 34.47222268887418 1975 33.64624541865914 1976 32.54006902092373 1977 32.00053528659574 1978 31.667339001957924 1979 31.48847464687415 1980 31.534665664061333 1981 32.206436376997594 1982 32.435099149720955 1983 31.644932145238307 1984 31.354353195793095 1985 31.346662738532643 1986 31.488437956129843 1987 31.326972669305878 1988 30.67485725555462 1989 30.057741881290394 1990 29.495525632449652 1991 28.82122873153173 1992 28.057422711569608 1993 27.62948926682026 1994 27.18098540355457 1995 26.695124597973432 1996 26.288315182117483 1997 25.84982304579981 1998 25.28940356246251 1999 24.753970946461564 2000 24.397903124752247 2001 24.07856990463365 2002 23.680942681035994 2003 23.293856542639283 2004 23.063173568149317 2005 22.84775890093534 2006 22.57120875715636 2007 22.46110819915352 2008 22.346458793512195 2009 22.156805914342414 2010 21.969104458387605 2011 22.132377301161217 2012 22.251502412288897 2013 21.679724358770567 2014 21.550146226597217 2015 20.905541455237667 2016 21.000786936810677 2017 20.494798492383847 2018 19.902892708168803 2019 19.51628328279083 2020 18.85721486824124 2021 18.497830441712566 2022 18.20461228951691