Year	per 1,000 people
1960	48.624
1961	48.682
1962	48.725
1963	48.772
1964	48.757
1965	48.703
1966	48.561
1967	48.347
1968	48.077
1969	47.753
1970	47.373
1971	46.977
1972	46.592
1973	46.187
1974	45.729
1975	45.399
1976	45.047
1977	44.664
1978	44.242
1979	43.777
1980	43.268
1981	42.727
1982	42.166
1983	41.59
1984	41.001
1985	40.374
1986	39.864
1987	39.199
1988	38.504
1989	37.809
1990	36.986
1991	36.161
1992	35.21
1993	34.249
1994	33.207
1995	31.978
1996	30.673
1997	29.235
1998	28.097
1999	26.845
2000	25.58
2001	24.384
2002	23.399
2003	22.386
2004	22.451
2005	22
2006	21.337
2007	21.078
2008	20.651
2009	20.009
2010	19.541
2011	18.994
2012	18.541
2013	18.218
2014	17.743
2015	17.152
2016	16.076
2017	14.912
2018	13.789
2019	12.871
2020	12.65
2021	12.482
2022	12.332