Year	Per 1000 Births
1960	31
1966	17
1970	8.5
1971	8
1972	8
1975	8.5
1997	2.952
1998	2.801
1999	2.651
2000	2.5
2001	2.35
2002	2.199
2003	2.213
2004	2.228
2005	2.242
2006	2.257
2007	2.271
2008	2.976
2009	3.681
2010	4.387