Year	Number per 1,000 Live Births
1960-01-01	44.2
1961-01-01	42.6
1962-01-01	40.9
1963-01-01	39.1
1964-01-01	37.4
1965-01-01	35.8
1966-01-01	34.3
1967-01-01	33.1
1968-01-01	32
1969-01-01	30.9
1970-01-01	29.7
1971-01-01	28.2
1972-01-01	26.4
1973-01-01	24.5
1974-01-01	22.5
1975-01-01	20.5
1976-01-01	18.8
1977-01-01	17.3
1978-01-01	16.1
1979-01-01	15.1
1980-01-01	14.2
1981-01-01	13.4
1982-01-01	12.6
1983-01-01	11.9
1984-01-01	11.2
1985-01-01	10.5
1986-01-01	9.9
1987-01-01	9.4
1988-01-01	9.0
1989-01-01	8.7
1990-01-01	8.4
1991-01-01	8.1
1992-01-01	7.7
1993-01-01	7.3
1994-01-01	6.8
1995-01-01	6.4
1996-01-01	6.0
1997-01-01	5.6
1998-01-01	5.3
1999-01-01	5.0
2000-01-01	4.7
2001-01-01	4.5
2002-01-01	4.3
2003-01-01	4.1
2004-01-01	3.9
2005-01-01	3.8
2006-01-01	3.7
2007-01-01	3.6
2008-01-01	3.5
2009-01-01	3.4
2010-01-01	3.4
2011-01-01	3.3
2012-01-01	3.2
2013-01-01	3.1
2014-01-01	3.0
2015-01-01	3.0
2016-01-01	2.9
2017-01-01	2.9