Year	per 100 people
1970	2.634923587
1971	2.64892
1972	2.64892
1973	2.64892
1974	2.64892
1975	2.967127352
1976	2.96921394
1981	5.378326879
1982	6.132053778
1983	7.644324853
1984	8.867537713
1985	10.76128397
1986	12.36246755
1987	14.76232654
1988	17.19233534
1989	20.42868816
1990	25.23370389
1991	21.48222648
1992	26.01339334
1993	29.17945135
1994	36.20586832
1995	37.85198398
1996	40.11576263
1997	43.52832149
1998	46.8500248
1999	49.44392517
2000	51.02924522
2001	48.89326248
2002	49.28557549
2003	48.67177293
2004	48.1372164
2005	45.67479247
2006	46.35581487
2007	46.21049551
2008	45.64509736
2009	44.18340549
2010	42.38520334
2011	40.91365057
2012	37.82079066
2013	37.43968722
2014	22.31722623
2015	22.23704692
2016	24.84872576
2017	26.33918283
2019	29.3108689
2020	29.13752914
2021	28.96374169