Year	per 1,000 people
1960	44.017
1961	43.231
1962	41.991
1963	40.673
1964	39.373
1965	38.178
1966	37.214
1967	36.513
1968	36.123
1969	35.997
1970	36.03
1971	36.118
1972	35.909
1973	35.472
1974	34.99
1975	34.427
1976	33.807
1977	33.183
1978	32.635
1979	32.106
1980	31.629
1981	31.191
1982	30.831
1983	30.505
1984	30.327
1985	30.223
1986	29.926
1987	29.567
1988	29.266
1989	28.859
1990	28.466
1991	27.768
1992	26.759
1993	25.421
1994	24.116
1995	22.9
1996	21.788
1997	20.836
1998	20.075
1999	19.475
2000	19.012
2001	18.618
2002	18.225
2003	17.857
2004	17.483
2005	17.138
2006	16.881
2007	16.746
2008	16.773
2009	16.91
2010	17.128
2011	17.344
2012	17.334
2013	17.203
2014	16.942
2015	16.546
2016	16.054
2017	15.544
2018	15.05
2019	14.585
2020	14.165
2021	13.8
2022	13.493