Year	per 100,000 population
2000	12.9
2001	12.3
2002	14.2
2003	13.5
2004	12.7
2005	12.3
2006	12.9
2007	11.6
2008	11.7
2009	12.2
2010	13.2
2011	12.1
2012	12.6
2013	12.2
2014	11.3
2015	11.5
2016	10.2
2017	10.1
2018	10.2
2019	9.7