Year	per 100,000 female population
2000	5.1
2001	4.5
2002	4
2003	4.1
2004	4.7
2005	3.9
2006	3.9
2007	4
2008	3.6
2009	2.7
2010	3.9
2011	3.5
2012	3.3
2013	3.2
2014	3.7
2015	3.4
2016	3.4
2017	3.4
2018	3.4
2019	3.4