Year	per 100,000 female population
2000	10
2001	9.5
2002	9.1
2003	9.2
2004	9.2
2005	9
2006	8.7
2007	8.1
2008	8
2009	8.3
2010	8.2
2011	7.8
2012	7.5
2013	7.1
2014	6.6
2015	6.4
2016	6.2
2017	5.9
2018	5.6
2019	5.4