Year	per 1,000 people
1960	45.749
1961	45.76
1962	45.647
1963	45.503
1964	45.298
1965	45.091
1966	44.831
1967	44.579
1968	44.201
1969	43.724
1970	43.549
1971	43.445
1972	43.342
1973	43.281
1974	43.115
1975	43.017
1976	42.941
1977	43.027
1978	43.117
1979	43.235
1980	43.539
1981	44.156
1982	44.567
1983	44.669
1984	44.469
1985	44.245
1986	44.29
1987	44.207
1988	44.011
1989	43.684
1990	43.147
1991	42.531
1992	41.829
1993	40.756
1994	40.097
1995	39.211
1996	38.516
1997	37.683
1998	37.079
1999	36.475
2000	35.761
2001	35.342
2002	34.868
2003	34.132
2004	33.513
2005	32.867
2006	32.402
2007	32.589
2008	32.361
2009	32.193
2010	32.109
2011	31.872
2012	31.601
2013	31.181
2014	30.462
2015	29.699
2016	29.306
2017	28.963
2018	28.594
2019	28.276
2020	27.967
2021	27.519
2022	27.233