Year	per 1,000 people
1960	46.838
1961	46.76
1962	46.771
1963	46.919
1964	47.182
1965	47.52
1966	47.839
1967	48.065
1968	47.885
1969	47.211
1970	46.694
1971	46.873
1972	47.658
1973	48.533
1974	49.634
1975	50.192
1976	50.582
1977	50.75
1978	50.782
1979	50.621
1980	50.311
1981	50.02
1982	49.659
1983	49.255
1984	48.734
1985	48.097
1986	47.329
1987	46.409
1988	45.004
1989	43.537
1990	42.246
1991	41.165
1992	40.12
1993	39.317
1994	38.613
1995	37.792
1996	36.973
1997	36.21
1998	35.696
1999	35.291
2000	34.976
2001	34.796
2002	34.563
2003	34.463
2004	34.375
2005	34.197
2006	33.883
2007	33.323
2008	32.48
2009	31.481
2010	30.129
2011	28.631
2012	27.379
2013	26.187
2014	25.006
2015	23.947
2016	23.016
2017	22.268
2018	21.514
2019	20.744
2020	20.006
2021	19.28
2022	18.524