Year	Per 1000 Births
1970	50
1971	49.7
1972	48.5
1973	47.3
1974	46.1
1975	44.9
1976	43.8
1977	42.6
1978	41.6
1979	40.6
1980	39.7
1981	38.7
1982	37.4
1983	36
1984	34.5
1985	32.9
1986	31.4
1987	29.9
1988	28.7
1989	27.8
1990	27.3
1991	27.5
1992	28.2
1993	29.2
1994	30.2
1995	31
1996	31.3
1997	30.8
1998	29.8
1999	28.1
2000	26
2001	23.7
2002	21.5
2003	19.5
2004	18
2005	16.9
2006	16
2007	15.5
2008	15.2
2009	14.9
2010	14.7
2011	14.5
2012	14.3
2013	14.1
2014	13.9
2015	13.6