Year	per 100,000 population
2000	25.7
2001	25.5
2002	25.8
2003	25.5
2004	25.9
2005	26.2
2006	26.7
2007	26.5
2008	26.6
2009	26.3
2010	26.5
2011	26.8
2012	26.4
2013	26.7
2014	27.3
2015	27.8
2016	28.2
2017	28.6
2018	29.1
2019	29.6