Year	Per 1000 Births
1985	12.9
1986	11.9
1987	11.1
1988	10.2
1989	9.5
1990	8.8
1991	8.1
1992	7.5
1993	7
1994	6.5
1995	6.1
1996	5.7
1997	5.3
1998	5
1999	4.8
2000	4.6
2001	4.4
2002	4.2
2003	4.1
2004	4
2005	3.8
2006	3.7
2007	3.6
2008	3.5
2009	3.4
2010	3.3
2011	3.2
2012	3.1
2013	3
2014	2.9
2015	2.8
2016	2.7