Year	per 1,000 people
1960	18.024
1961	17.641
1962	17.18
1963	16.824
1964	16.31
1965	20.958
1966	16.791
1967	15.015
1968	14.604
1969	14.112
1970	13.677
1971	13.273
1972	12.844
1973	12.465
1974	12.094
1975	11.771
1976	11.45
1977	11.131
1978	10.871
1979	10.573
1980	10.264
1981	10.061
1982	9.757
1983	9.495
1984	9.256
1985	8.937
1986	8.706
1987	8.591
1988	8.507
1989	8.31
1990	8.111
1991	8.007
1992	7.786
1993	7.636
1994	7.596
1995	7.505
1996	7.541
1997	7.458
1998	7.431
1999	7.39
2000	7.383
2001	7.329
2002	7.248
2003	7.223
2004	7.995
2005	7.336
2006	7.323
2007	7.314
2008	7.41
2009	7.386
2010	7.406
2011	7.456
2012	7.494
2013	7.457
2014	7.43
2015	7.46
2016	7.529
2017	7.579
2018	7.496
2019	7.539
2020	8.964
2021	10.065
2022	9.59