Year	% of children under 5
1990	35.2
1991	34.3
1992	33.3
1993	32.6
1994	32
1995	31.3
1996	30.7
1997	30.1
1998	29.5
1999	29.1
2000	28.7
2001	28.4
2002	28.3
2003	28.1
2004	27.9
2005	27.8
2006	27.5
2007	27.2
2008	26.8
2009	26.5
2010	26.1
2011	25.9
2012	25.7
2013	25.7
2014	25.8
2015	26
2016	26.3