Year	per 1,000 people
1998	10.1846
2001	10.0115
2002	9.4707
2004	9.9067
2005	9.9467
2006	10.0236
2007	10.1208
2008	10.289
2009	10.3743
2010	9.3233
2011	9.2368
2012	9.3473
2013	9.542
2014	9.819
2015	9.9
2016	9.993
2017	9.998
2018	9.998
2019	11.34
2020	11.08
2021	10.27