Year	per 100,000 population
2000	0.8
2001	0.9
2002	0.9
2003	0.9
2004	0.8
2005	0.8
2006	0.9
2007	0.9
2008	0.9
2009	0.9
2010	0.9
2011	1
2012	1
2013	1
2014	1
2015	0.9
2016	0.9
2017	0.9
2018	0.9
2019	0.8