Year	Per 1000 Births
1953	75.98
1958	61.12
1963	55.54
1968	52.1
1973	48.67
1978	45.23
1983	41.49
1986	9.6
1987	10.2
1988	10.7
1989	11.3
1990	11.9
1991	12.5
1992	13.2
1993	13.9
1994	14.6
1995	15.4
1996	16.1
1997	16.9
1998	17.8
1999	18.8
2000	19.7
2001	20.7
2002	21.6
2003	22.5
2004	23
2005	23.3
2006	23.3
2007	23.2
2008	22.9
2009	22.5
2010	22.1
2011	21.6
2012	21.1
2013	20.5
2014	20
2015	19.6