Year	per 100,000 population
2000	6.6
2001	8.8
2002	9.2
2003	10.2
2004	10.2
2005	10.3
2006	8.2
2007	9.6
2008	9.2
2009	8.6
2010	8.2
2011	7.9
2012	7.4
2013	7.1
2014	7.4
2015	7.4
2016	7.7
2017	8.1
2018	8.6
2019	8.9
