Year	per 100,000 female population
2000	2.3
2001	2.2
2002	2.1
2003	2
2004	1.8
2005	1.7
2006	4.1
2007	4
2008	3.9
2009	3.7
2010	3.6
2011	3.5
2012	3.6
2013	3.4
2014	3.2
2015	3
2016	2.9
2017	2.8
2018	2.7
2019	2.6