Year	Number per 1,000 Live Births
1979-01-01	15.2
1980-01-01	15.3
1981-01-01	15.3
1982-01-01	15.1
1983-01-01	14.7
1984-01-01	14
1985-01-01	13.2
1986-01-01	12.4
1987-01-01	11.9
1988-01-01	11.8
1989-01-01	12.2
1990-01-01	13.1
1991-01-01	14.3
1992-01-01	15.2
1993-01-01	15.7
1994-01-01	15.8
1995-01-01	15.7
1996-01-01	15.2
1997-01-01	14.5
1998-01-01	13.4
1999-01-01	12.4
2000-01-01	11.6
2001-01-01	10.9
2002-01-01	10.3
2003-01-01	9.7
2004-01-01	9.2
2005-01-01	8.7
2006-01-01	8.2
2007-01-01	7.8
2008-01-01	7.4
2009-01-01	7.0
2010-01-01	6.6
2011-01-01	6.2
2012-01-01	5.7
2013-01-01	5.2
2014-01-01	4.7
2015-01-01	4.3
2016-01-01	3.9
2017-01-01	3.6