Year	per 100 people
1965	0.031999539
1966	0.0319995
1967	0.0319995
1968	0.0319995
1969	0.0319995
1970	0.076949538
1971	0.0769495
1972	0.0769495
1973	0.0769495
1974	0.0769495
1975	0.419592153
1976	0.716922785
1977	0.99191658
1978	1.075911189
1979	1.022391313
1980	1.497431082
1981	1.416206163
1982	1.522504653
1983	1.570068629
1984	1.63451124
1985	2.757574989
1986	3.174831939
1987	3.512581002
1988	4.84598745
1989	5.252946893
1990	5.776473503
1991	6.154819387
1992	6.560209754
1993	7.132074452
1994	7.346797808
1995	7.709512008
1996	8.838515032
1997	8.91458741
1998	9.7677302
1999	9.77305464
2000	9.779966516
2001	10.0440443
2002	9.748986876
2003	9.897802584
2004	9.926121961
2005	10.56194701
2006	10.45041806
2007	11.09911417
2008	10.9419865
2009	10.4353126
2010	9.335760697
2011	8.837694718
2012	8.706188542
2013	9.334106459
2014	9.316408675
2015	10.1920912
2016	9.432849789
2017	10.92507214
2018	12.17648411
2019	12.82384932
2020	13.26811933
2021	12.63772113