Year	per 100 people
1998	0.464424857
1999	1.914487665
2000	4.598369303
2001	9.147571783
2002	11.22200158
2003	14.27286053
2004	16.97184867
2005	21.74080662
2006	24.7265243
2007	27.6160779
2008	29.62894427
2009	30.6305454
2010	31.8492824
2011	32.87126549
2012	33.69640006
2013	34.49283477
2014	35.49820408
2015	36.70471777
2016	37.06781159
2017	38.09069444
2018	39.00501398
2019	40.35483004
2020	41.09990035
2021	42.06971289
2022	43.07643194