Year per 1,000 live births 1968 174.3 1969 170.4 1970 166.2 1971 162.2 1972 158.2 1973 154.2 1974 150.2 1975 146 1976 141.9 1977 137.9 1978 133.6 1979 129.4 1980 125.2 1981 120.8 1982 116.3 1983 111.9 1984 107.8 1985 103.8 1986 99.8 1987 96 1988 92.1 1989 88.5 1990 85.1 1991 81.6 1992 78.4 1993 75.4 1994 72.3 1995 69.3 1996 66.2 1997 63.1 1998 60.1 1999 57.3 2000 54.4 2001 51.6 2002 48.9 2003 46.1 2004 43.4 2005 40.8 2006 38.3 2007 35.9 2008 33.7 2009 31.6 2010 29.6 2011 27.9 2012 26.5 2013 25.2 2014 24.2 2015 23.1 2016 22.2 2017 21.4 2018 20.7 2019 20 2020 19.3 2021 18.7 2022 18.1