Year	per 100 people
1965	0.169968708
1966	0.19247
1967	0.19247
1968	0.19247
1969	0.19247
1970	0.187240417
1971	0.213174
1972	0.213174
1973	0.213174
1974	0.213174
1975	0.239839846
1976	0.253207025
1977	0.260762593
1978	0.267469471
1979	0.284828563
1980	0.299198704
1981	0.309620029
1982	0.299373139
1983	0.28910344
1984	0.293405173
1985	0.292070405
1986	0.33746541
1987	0.443764246
1988	0.538592914
1989	0.570152801
1990	0.592725847
1991	0.925672982
1992	1.242068505
1993	1.392953405
1994	1.518058981
1995	1.545861829
1996	1.666757879
1997	1.885570409
1998	1.888306128
1999	2.092088859
2000	2.316458893
2001	2.367705815
2002	2.519341778
2003	2.68065841
2004	2.666687342
2005	2.650014936
2006	2.705671848
2007	2.759389716
2008	2.684255568
2009	2.579761985
2010	2.517814972
2011	2.524757133
2012	3.114777483
2013	3.021174482
2014	2.550960042
2015	1.997218097
2016	1.638568172
2017	1.345550235
2018	1.799652831
2019	2.39150156
2020	2.331006859
2021	2.272799589