Year	per 100,000 population
2000	14.5
2001	14.5
2002	14.6
2003	14.4
2004	14
2005	13.3
2006	12.8
2007	12.4
2008	12.5
2009	12.8
2010	13.2
2011	13.2
2012	12.9
2013	13.4
2014	13.4
2015	13.3
2016	13
2017	12.6
2018	12.9
2019	12.3