Year per 1,000 live births 1968 23.5 1969 22.8 1970 22.2 1971 21.5 1972 20.7 1973 19.8 1974 18.9 1975 18 1976 16.9 1977 15.9 1978 14.8 1979 13.9 1980 13.1 1981 12.3 1982 11.5 1983 10.9 1984 10.3 1985 9.8 1986 9.2 1987 8.7 1988 8.2 1989 7.8 1990 7.4 1991 7 1992 6.7 1993 6.3 1994 6 1995 5.7 1996 5.5 1997 5.2 1998 5.1 1999 4.9 2000 4.8 2001 4.7 2002 4.6 2003 4.5 2004 4.4 2005 4.2 2006 4.1 2007 4 2008 3.9 2009 3.8 2010 3.8 2011 3.7 2012 3.7 2013 3.6 2014 3.6 2015 3.6 2016 3.6 2017 3.5 2018 3.5 2019 3.4 2020 3.4 2021 3.4 2022 3.3