Year per 1,000 live births 1984 33.4 1985 31.8 1986 30.6 1987 29.6 1988 28.1 1989 25.5 1990 22.5 1991 20.4 1992 19.3 1993 18.4 1994 17 1995 15.2 1996 13.4 1997 11.8 1998 10.6 1999 10 2000 9.6 2001 9.2 2002 8.6 2003 7.9 2004 7.3 2005 6.7 2006 6.3 2007 6.1 2008 6 2009 5.9 2010 5.8 2011 5.6 2012 5.5 2013 5.2 2014 5 2015 4.8 2016 4.7 2017 4.5 2018 4.5 2019 4.4 2020 4.3 2021 4.1 2022 3.9