Year per 1,000 people 1960 44.061863277234764 1961 43.86457556852887 1962 43.65252157909324 1963 43.38025287862829 1964 43.108054689714365 1965 42.72925325110878 1966 42.307792201515745 1967 41.92664761363944 1968 41.542327266611665 1969 41.18496803948235 1970 40.891909184786556 1971 40.6757034335523 1972 40.349719999396804 1973 40.02408904626537 1974 39.63646606271882 1975 39.11969920327004 1976 38.8297303578244 1977 38.314388286591424 1978 37.9825380430515 1979 37.81429361946868 1980 37.62273829410618 1981 37.359021305249904 1982 37.04615193842896 1983 36.665003061583505 1984 36.308855610615595 1985 35.72767949184181 1986 35.3151118316826 1987 34.62410239545221 1988 34.004259276595775 1989 33.33435686987771 1990 32.61553003460186 1991 32.11466436102953 1992 31.47324349814304 1993 30.807566687200975 1994 30.23253629843659 1995 29.632067064277322 1996 29.0226842151421 1997 28.48277310055489 1998 27.9632649670875 1999 27.476613537683935 2000 27.10469712751001 2001 26.812155577163217 2002 26.288504491307283 2003 25.74649494872567 2004 25.299727283129076 2005 24.79905449985074 2006 24.37509475237563 2007 24.12637145355643 2008 23.82891340975957 2009 23.505571635290718 2010 23.153487806286893 2011 22.82220018551379 2012 22.50271901883117 2013 22.15109195063272 2014 21.590738770603174 2015 21.227371193985025 2016 20.840861594434028 2017 20.361748182342467 2018 20.05553277430066 2019 19.5793486675212 2020 19.180078935218475 2021 18.930238682370298 2022 18.699417519013984