Year per 1,000 people 1960 35.4418781684258 1961 34.45139113219098 1962 40.654269942133546 1963 42.50026157686525 1964 40.843152534782355 1965 40.11001996085058 1966 38.841545133691916 1967 38.17270592835124 1968 38.41708697963089 1969 37.671911833685456 1970 37.246426183802726 1971 36.185526028718044 1972 35.69193775386386 1973 34.87877366425668 1974 33.60200894737255 1975 32.722138131005195 1976 31.545996456632317 1977 30.966392480766885 1978 30.60205822712213 1979 30.393399632935548 1980 30.44469292300524 1981 31.17487765244528 1982 31.42795442839238 1983 30.572094641606327 1984 30.250381670540943 1985 30.232713042965344 1986 30.385654314193992 1987 30.217132184248957 1988 29.52756250528103 1989 28.876659193593216 1990 28.280682205971303 1991 27.56073867166956 1992 26.74052425642465 1993 26.273251832133063 1994 25.801124548253586 1995 25.262243631891078 1996 24.83445295494034 1997 24.38332270058516 1998 23.800146403763048 1999 23.223214629598946 2000 22.853445252827484 2001 22.514024180785125 2002 22.088768299919458 2003 21.677718844240175 2004 21.43389116102354 2005 21.204648970427897 2006 20.89839147310424 2007 20.777869383958258 2008 20.664376575013232 2009 20.466444877696652 2010 20.274731324584568 2011 20.473099831023987 2012 20.628426548255973 2013 20.028267549717622 2014 19.913665043304213 2015 19.220364589306783 2016 19.34400782796675 2017 18.796089954859358 2018 18.144304186784165 2019 17.709774800753642 2020 16.9785790348761 2021 16.580623581700785 2022 16.262747599991155