Year	Per 1000 Births
1983	8.1
1984	8.9
1985	9.7
1986	10.5
1987	11.4
1988	12.4
1989	13.2
1990	14.2
1991	14.5
1992	14.5
1993	14.5
1994	14.9
1995	15.8
1996	17.2
1997	19.5
1998	22.5
1999	26.1
2000	29.4
2001	31.8
2002	31.1
2003	30.1
2004	29
2005	27.9
2006	26.4
2007	25.3
2008	24.1
2009	23
2010	21.9
2011	21.1