Year	% of children under 5
1990	36.7
1991	35.3
1992	34
1993	32.8
1994	31.8
1995	30.9
1996	30.1
1997	29.4
1998	28.9
1999	28.4
2000	28.1
2001	27.8
2002	27.5
2003	27.3
2004	27.1
2005	26.9
2006	26.6
2007	26.3
2008	25.9
2009	25.6
2010	25.4
2011	25.2
2012	25.3
2013	25.5
2014	25.8
2015	26.4
2016	27.1