Year	% of children under 5
1990	47
1991	45.4
1992	43.7
1993	42.4
1994	40.9
1995	39.6
1996	38.4
1997	37.2
1998	36.2
1999	35.2
2000	34.4
2001	34
2002	33.5
2003	33.2
2004	32.9
2005	32.9
2006	32.6
2007	32.4
2008	32.2
2009	32
2010	32
2011	32
2012	32.2
2013	32.4
2014	32.8
2015	33.3
2016	34