Year	% of children under 5
1990	35.1
1991	33.7
1992	32.4
1993	31.4
1994	30.5
1995	29.6
1996	29
1997	28.4
1998	27.9
1999	27.5
2000	27.2
2001	27
2002	26.9
2003	26.7
2004	26.6
2005	26.4
2006	26.2
2007	25.9
2008	25.6
2009	25.4
2010	25.2
2011	25.1
2012	25.2
2013	25.4
2014	25.7
2015	26.2
2016	26.8