Year	Number per 1,000 Live Births
1982-01-01	11.9
1983-01-01	11.6
1984-01-01	11.3
1985-01-01	11.0
1986-01-01	10.7
1987-01-01	10.6
1988-01-01	10.4
1989-01-01	10.4
1990-01-01	10.3
1991-01-01	10.3
1992-01-01	10.4
1993-01-01	10.3
1994-01-01	10.2
1995-01-01	10.1
1996-01-01	9.9
1997-01-01	9.8
1998-01-01	9.6
1999-01-01	9.5
2000-01-01	9.6
2001-01-01	9.6
2002-01-01	9.6
2003-01-01	9.6
2004-01-01	9.5
2005-01-01	9.5
2006-01-01	9.4
2007-01-01	9.2
2008-01-01	9.1
2009-01-01	9.0
2010-01-01	8.9
2011-01-01	8.9
2012-01-01	8.9
2013-01-01	8.9
2014-01-01	9.0
2015-01-01	9.0
2016-01-01	9.0
2017-01-01	9.0