Year	% of children under 5
1990	40.2
1991	39
1992	38
1993	37.2
1994	36.5
1995	35.8
1996	35.3
1997	35
1998	34.5
1999	34.3
2000	34
2001	33.9
2002	33.9
2003	33.8
2004	33.9
2005	33.8
2006	33.8
2007	33.5
2008	33.3
2009	33.1
2010	32.7
2011	32.6
2012	32.4
2013	32.3
2014	32.3
2015	32.4
2016	32.5