Year per 1,000 live births 1967 30.4 1968 29.7 1969 27.7 1970 25.5 1971 24.2 1972 23.8 1973 24.1 1974 24.8 1975 25.5 1976 25.7 1977 25.4 1978 24.7 1979 23.8 1980 23 1981 22.3 1982 21.7 1983 21.2 1984 20.5 1985 19.6 1986 18.3 1987 16.9 1988 16 1989 15.9 1990 16.7 1991 18.2 1992 20 1993 20.3 1994 18.8 1995 16.6 1996 14.8 1997 13.6 1998 12.8 1999 12.3 2000 11.8 2001 11.3 2002 10.8 2003 10.5 2004 10.2 2005 9.9 2006 9.4 2007 8.7 2008 8 2009 7.3 2010 6.6 2011 6 2012 5.6 2013 5.4 2014 5.4 2015 5.3 2016 5.1 2017 4.7 2018 4.3 2019 4 2020 3.9 2021 3.8 2022 3.8