Year % of children under 5 1989 7.9 1991 6.5 1992 12.7 1993 11.2 1994 10.3 1995 7.7 1996 8.6 1997 6.7 1998 6.2 1999 4.1 2000 3.6 2001 2.8 2002 7.1 2004 3.7 2006 8.8 2007 5.2 2008 4.5 2010 5 2012 6.5 2014 4.9 2016 9 2018 2.3