Year	Number per 1,000 Live Births
1985-01-01	9.8
1986-01-01	9.3
1987-01-01	8.8
1988-01-01	8.4
1989-01-01	8.0
1990-01-01	7.5
1991-01-01	7.2
1992-01-01	6.8
1993-01-01	6.4
1994-01-01	6.1
1995-01-01	5.8
1996-01-01	5.6
1997-01-01	5.3
1998-01-01	5.1
1999-01-01	4.9
2000-01-01	4.7
2001-01-01	4.6
2002-01-01	4.5
2003-01-01	4.3
2004-01-01	4.2
2005-01-01	4.1
2006-01-01	4.1
2007-01-01	4.0
2008-01-01	3.9
2009-01-01	3.9
2010-01-01	3.8
2011-01-01	3.7
2012-01-01	3.7
2013-01-01	3.6
2014-01-01	3.5
2015-01-01	3.4
2016-01-01	3.3
2017-01-01	3.2