Year	per 100,000 female population
2000	3.1
2001	3.3
2002	2.9
2003	2.9
2004	2.7
2005	2.7
2006	2.2
2007	2
2008	2
2009	1.7
2010	1.7
2011	1.9
2012	1.7
2013	1.5
2014	1.5
2015	1.4
2016	1.3
2017	1.3
2018	1.3
2019	1.3