Year	per 1,000 people
1960	8.838
1961	8.796
1962	8.824
1963	8.575
1964	8.551
1965	8.5
1966	8.421
1967	8.463
1968	8.622
1969	8.596
1970	8.469
1971	8.443
1972	8.428
1973	8.31
1974	8.249
1975	8.233
1976	8.112
1977	8.139
1978	8.125
1979	8.078
1980	7.984
1981	7.843
1982	7.663
1983	7.74
1984	7.645
1985	7.513
1986	7.417
1987	7.206
1988	7.118
1989	6.877
1990	6.861
1991	6.974
1992	7.016
1993	7.063
1994	7.061
1995	7.066
1996	6.975
1997	7.034
1998	7.062
1999	6.979
2000	6.894
2001	6.914
2002	6.81
2003	6.817
2004	6.753
2005	6.654
2006	6.587
2007	6.501
2008	6.429
2009	6.219
2010	6.019
2011	5.871
2012	5.813
2013	5.924
2014	6.238
2015	6.653
2016	6.971
2017	7.145
2018	7.318
2019	7.477
2020	7.583
2021	8.797
2022	8.787