Year % of children under 5 1990 64.8 1991 64.4 1992 63.8 1993 63.3 1994 62.8 1995 61.9 1996 61 1997 59.8 1998 58.4 1999 57 2000 55.7 2001 54.2 2002 52.7 2003 51.5 2004 50.1 2005 48.6 2006 47.1 2007 45.6 2008 44.2 2009 42.7 2010 41.4 2011 40.2 2012 39.1 2013 38.2 2014 37.5 2015 36.9 2016 36.6