Year	% of children under 5
1990	90.2
1991	90.3
1992	90.4
1993	90.4
1994	90.4
1995	90.4
1996	90.4
1997	90.3
1998	90.2
1999	90.1
2000	89.9
2001	89.7
2002	89.5
2003	89.3
2004	89
2005	88.8
2006	88.5
2007	88.3
2008	88
2009	87.8
2010	87.6
2011	87.4
2012	87.2
2013	87
2014	86.7
2015	86.5
2016	86.2