Year	per 100,000 female population
2000	11.5
2001	11.8
2002	12.1
2003	12.4
2004	12.4
2005	12.3
2006	12.3
2007	12.3
2008	12
2009	10.9
2010	10.5
2011	10
2012	9.6
2013	9.2
2014	8.5
2015	8.2
2016	7.8
2017	7.6
2018	7.1
2019	6.8