Year	per 100,000 female population
2000	4.3
2001	4.6
2002	5.1
2003	5.2
2004	5.6
2005	5.7
2006	6
2007	5.7
2008	5.7
2009	5.6
2010	5.5
2011	5.3
2012	5.2
2013	4.9
2014	4.5
2015	4.3
2016	4.3
2017	4.3
2018	3.9
2019	3.6