Year	per 100 people
1985	14.67238714
1990	21.23856509
1991	23.05345721
1992	24.82087439
1993	26.50153011
1994	28.98256496
1995	30.87711051
1996	33.33038625
1997	35.68368723
1998	36.37336611
1999	38.14015379
2000	39.57988025
2001	40.4480332
2002	40.71985268
2003	40.83228654
2004	49.80382847
2005	50.85031859
2006	51.10599582
2007	49.70539667
2008	48.09494241
2009	45.90912691
2010	44.27348043
2011	42.66565252
2012	40.36307949
2013	38.52374137
2014	37.09459222
2015	36.19086705
2016	34.86502522
2017	35.22158872
2018	34.32061176
2019	33.46388048
2020	33.28746468
2021	32.81507589
2022	31.88078934