Year	% of children under 5
1990	39.2
1991	37.9
1992	36.5
1993	35.3
1994	34.1
1995	32.9
1996	31.8
1997	30.8
1998	29.7
1999	29
2000	28.3
2001	27.8
2002	27.4
2003	27.2
2004	27
2005	26.7
2006	26.4
2007	26
2008	25.7
2009	25.3
2010	25.2
2011	25.1
2012	25
2013	25.2
2014	25.4
2015	25.8
2016	26.4