Year	per 1,000 people
1960	43.357
1961	43.208
1962	43.072
1963	43.202
1964	43.276
1965	43.457
1966	43.571
1967	43.638
1968	43.791
1969	43.859
1970	43.95
1971	44.165
1972	44.284
1973	44.068
1974	43.896
1975	43.66
1976	43.264
1977	42.888
1978	42.381
1979	41.914
1980	41.474
1981	41.179
1982	40.935
1983	40.795
1984	40.649
1985	40.327
1986	40.04
1987	39.77
1988	39.464
1989	39.178
1990	38.847
1991	38.701
1992	38.626
1993	38.427
1994	38.313
1995	38.175
1996	38.222
1997	38.283
1998	37.973
1999	37.705
2000	37.158
2001	37.615
2002	37.547
2003	37.269
2004	37.403
2005	37.359
2006	37.498
2007	37.664
2008	38.209
2009	38.425
2010	38.858
2011	38.232
2012	37.508
2013	36.498
2014	35.527
2015	34.648
2016	33.706
2017	33.025
2018	32.337
2019	31.676
2020	31.155
2021	30.691
2022	30.175