Year	per 1,000 population at risk
2000	424.437841331996
2001	425.442022194808
2002	433.175903820439
2003	438.453616619082
2004	442.385893255585
2005	444.161494608721
2006	444.529465679572
2007	437.358661239258
2008	427.613245156454
2009	418.691697301371
2010	406.705096729296
2011	394.234853515051
2012	384.788446414288
2013	377.014293603152
2014	367.209143078154
2015	351.02409399807
2016	335.114128221718
2017	333.028668085858
2018	329.563396260486
2019	324.177762796094
2020	311.988912637422
2021	310.880176736812
2022	310.589581484185