Year	Per 1000 Births
1957	133.3
1970	62
1972	59
1975	56
1976	53
1991	20
1992	20
1993	19
1994	19
1995	17
1996	17
1997	15
1998	15.04
1999	15.07
2000	15.11
2001	15.15
2002	15.18
2003	14.99
2004	14.81
2005	14.62
2006	14.43
2007	14.24
2008	13.35
2009	12.46
2010	11.58