Year	Number per 1,000 Live Births
1963-01-01	32.6
1964-01-01	32.1
1965-01-01	31.8
1966-01-01	31.4
1967-01-01	30.9
1968-01-01	30.1
1969-01-01	29.0
1970-01-01	27.6
1971-01-01	26.5
1972-01-01	25.7
1973-01-01	25.2
1974-01-01	24.7
1975-01-01	24.1
1976-01-01	23.4
1977-01-01	22.6
1978-01-01	21.7
1979-01-01	20.7
1980-01-01	19.7
1981-01-01	18.8
1982-01-01	18.1
1983-01-01	17.3
1984-01-01	16.5
1985-01-01	15.7
1986-01-01	15.0
1987-01-01	14.5
1988-01-01	14.2
1989-01-01	14.3
1990-01-01	14.6
1991-01-01	15
1992-01-01	15.2
1993-01-01	15.4
1994-01-01	15.5
1995-01-01	15.6
1996-01-01	15.6
1997-01-01	15.6
1998-01-01	15.3
1999-01-01	14.9
2000-01-01	14.4
2001-01-01	13.8
2002-01-01	13.1
2003-01-01	12.5
2004-01-01	11.7
2005-01-01	11
2006-01-01	10.4
2007-01-01	9.9
2008-01-01	9.6
2009-01-01	9.3
2010-01-01	9.0
2011-01-01	8.7
2012-01-01	8.3
2013-01-01	7.8
2014-01-01	7.4
2015-01-01	7.0
2016-01-01	6.7
2017-01-01	6.3