Year	per 100 people
1970	25.22167955
1971	25.0118
1972	25.0118
1973	25.0118
1974	25.0118
1975	33.59965263
1976	35.21523744
1977	36.65350361
1978	37.83515803
1979	38.74715632
1980	40.14718234
1981	41.82119467
1982	42.76538596
1983	44.06064095
1984	45.26495079
1985	46.80231473
1986	48.44066424
1987	50.14886355
1988	52.29029488
1989	54.72563126
1990	57.49348166
1991	59.99382885
1992	62.38801934
1993	63.02812208
1994	60.94068186
1995	63.5545484
1996	63.55426493
1997	62.23481272
1998	61.39173656
1999	60.59481834
2000	60.77635802
2001	60.22291467
2002	59.13097676
2003	58.52941176
2004	58.25364431
2005	57.82735601
2006	56.62243114
2007	55.69843528
2008	55.36723164
2009	54.94043448
2010	54.55658854
2011	54.1601039
2012	50.59719483
2013	49.72015432
2014	48.63866724
2015	46.40878062
2016	43.56669946
2017	40.49303209
2018	39.92299835
2019	35.67122291
2020	32.52915678
2021	29.4910218
2022	27.91974979