Year	per 1,000 population at risk
2000	81.52086185407397
2001	81.66026171012658
2002	79.25281745495764
2003	79.25114659320148
2004	78.16699911072674
2005	76.5443036874777
2006	73.6598730585542
2007	71.35025182211989
2008	69.90307905153558
2009	70.38394333365169
2010	69.46818701484791
2011	66.79100968657242
2012	64.43656246212127
2013	61.904255922663125
2014	60.39479114242012
2015	59.78461495224662
2016	59.25585999486419
2017	59.69620613402739
2018	57.51535989768368
2019	56.81354064037101
2020	59.096668420763095
2022	58.92854961169734