Year	Per 1000 Births
1970	56.8
1971	55.4
1972	54.1
1973	52.7
1974	51.4
1975	50.1
1976	48.8
1977	47.5
1978	46.6
1979	46
1980	45.4
1981	44.8
1982	44.2
1983	43.6
1984	43.1
1985	42.6
1986	42
1987	41.5
1988	40.9
1989	40.4
1990	39.9
1991	39.4
1992	38.9
1993	38.4
1994	37.8
1995	37.3
1996	36.8
1997	36.3
1998	35.8
1999	35.3
2000	34.8
2001	34.3
2002	33.9
2003	33.4
2004	33
2005	32.5
2006	32.1
2007	31.6
2008	31.2
2009	30.8
2010	30.4
2011	29.9
2012	29.5
2013	29.1
2014	28.7
2015	28.4