Year	per 100,000 population
2000	12.5
2001	12.4
2002	12.3
2003	12.3
2004	12.4
2005	12.6
2006	12.6
2007	12.6
2008	13.5
2009	14.5
2010	14.9
2011	15.3
2012	15.7
2013	15.3
2014	14.4
2015	13.9
2016	13.6
2017	13.4
2018	13.5
2019	13.6