Year	per 1,000 people
1960	50.34
1961	50.443
1962	50.57
1963	50.703
1964	50.831
1965	50.872
1966	50.986
1967	51.081
1968	51.148
1969	51.195
1970	51.122
1971	51.163
1972	51.109
1973	51.114
1974	51.135
1975	51.018
1976	50.935
1977	50.921
1978	50.816
1979	50.737
1980	50.482
1981	50.264
1982	50.138
1983	50.139
1984	50.235
1985	50.553
1986	50.728
1987	50.845
1988	50.98
1989	51.162
1990	51.423
1991	51.788
1992	51.948
1993	52.038
1994	52.174
1995	52.073
1996	51.873
1997	51.4
1998	50.88
1999	50.351
2000	49.664
2001	48.979
2002	48.201
2003	47.35
2004	46.33
2005	45.263
2006	44.721
2007	43.858
2008	41.506
2009	41.157
2010	40.602
2011	39.855
2012	40.009
2013	39.601
2014	39.105
2015	38.803
2016	37.936
2017	37.342
2018	36.927
2019	36.466
2020	36.051
2021	35.842
2022	35.143