Year per 1,000 live births 1974 96.8 1975 92.5 1976 88.5 1977 84.7 1978 81 1979 77.4 1980 74.2 1981 71.2 1982 68.3 1983 65.7 1984 63.2 1985 60.9 1986 58.7 1987 56.7 1988 54.9 1989 53.3 1990 52 1991 50.9 1992 50.2 1993 49.7 1994 49.5 1995 49.6 1996 49.9 1997 50.6 1998 50.9 1999 51.2 2000 52.1 2001 52.5 2002 52.8 2003 52.6 2004 52.5 2005 52.8 2006 52 2007 50.3 2008 46.7 2009 42.6 2010 38 2011 35.6 2012 34.1 2013 33.3 2014 32.5 2015 31.8 2016 31.4 2017 31 2018 30.6 2019 30.3 2020 30.1 2021 29.9 2022 29.8