Year	Number per 1,000 Live Births
1965-01-01	69.3
1966-01-01	66.3
1967-01-01	64.2
1968-01-01	63.1
1969-01-01	62.9
1970-01-01	61.5
1971-01-01	57.7
1972-01-01	52.3
1973-01-01	47.1
1974-01-01	42.7
1975-01-01	38.1
1976-01-01	33
1977-01-01	28.1
1978-01-01	24.1
1979-01-01	21.4
1980-01-01	19.8
1981-01-01	19.2
1982-01-01	19.2
1983-01-01	19.4
1984-01-01	19.5
1985-01-01	19.2
1986-01-01	18.3
1987-01-01	17
1988-01-01	15.8
1989-01-01	14.9
1990-01-01	14.3
1991-01-01	13.8
1992-01-01	13.4
1993-01-01	13
1994-01-01	12.7
1995-01-01	12.5
1996-01-01	12.6
1997-01-01	12.7
1998-01-01	12.4
1999-01-01	11.8
2000-01-01	11.1
2001-01-01	10.5
2002-01-01	10.1
2003-01-01	9.6
2004-01-01	9.3
2005-01-01	9.0
2006-01-01	9.0
2007-01-01	9.0
2008-01-01	9.0
2009-01-01	8.8
2010-01-01	8.7
2011-01-01	8.6
2012-01-01	8.5
2013-01-01	8.4
2014-01-01	8.3
2015-01-01	8.2
2016-01-01	8.0
2017-01-01	7.8