Year	per 1,000 people
1960	49.046
1961	47.959
1962	47.354
1963	46.611
1964	45.916
1965	45.481
1966	45.123
1967	44.939
1968	44.506
1969	44.164
1970	43.24
1971	42.365
1972	41.134
1973	40.635
1974	40.632
1975	40.796
1976	41.815
1977	42.262
1978	43.061
1979	44.21
1980	44.357
1981	44.063
1982	44.393
1983	43.871
1984	43.119
1985	41.792
1986	40.046
1987	37.926
1988	35.961
1989	34.106
1990	32.46
1991	30.928
1992	28.549
1993	26.089
1994	22.778
1995	20.448
1996	18.593
1997	17.338
1998	16.802
1999	16.56
2000	16.39
2001	16.276
2002	16.069
2003	15.958
2004	16.068
2005	16.199
2006	16.489
2007	16.897
2008	17.264
2009	17.548
2010	17.755
2011	18.164
2012	18.926
2013	19.445
2014	19.824
2015	19.428
2016	19.017
2017	18.608
2018	17.231
2019	15.118
2020	14.231
2021	13.699
2022	13.242