Year	Per 1000 Births
1990	26.8
1997	23.38
1998	22.88
1999	22.38
2000	21.88
2001	21.37
2002	20.87
2003	20.33
2004	19.78
2005	19.24
2006	18.7
2007	18.15
2008	17.49
2009	16.82
2010	16.16