Year	per 1,000 people
1960	42.934
1961	42.948
1962	43.015
1963	43.043
1964	43.251
1965	43.448
1966	43.773
1967	43.987
1968	44.257
1969	44.076
1970	43.73
1971	43.501
1972	43.086
1973	42.618
1974	42.285
1975	41.899
1976	41.995
1977	42.421
1978	42.977
1979	43.588
1980	44.08
1981	44.598
1982	44.931
1983	45.221
1984	45.548
1985	45.89
1986	46.169
1987	46.531
1988	46.509
1989	46.527
1990	46.292
1991	45.98
1992	45.407
1993	44.926
1994	44.539
1995	44.482
1996	44.266
1997	43.796
1998	43.514
1999	43.397
2000	43.259
2001	42.809
2002	42.635
2003	42.765
2004	42.545
2005	42.633
2006	42.771
2007	42.776
2008	42.925
2009	43.019
2010	43.237
2011	43.223
2012	43.006
2013	42.414
2014	41.921
2015	41.044
2016	41.209
2017	41.602
2018	41.831
2019	41.92
2020	42.175
2021	42.68
2022	42.344