Year	% of children under 5
1990	42.3
1991	40.4
1992	38.5
1993	36.7
1994	35
1995	33.2
1996	31.8
1997	30.4
1998	29.3
1999	28.3
2000	27.6
2001	26.8
2002	26.3
2003	25.7
2004	25.4
2005	25.2
2006	24.9
2007	24.8
2008	24.7
2009	24.7
2010	25
2011	25.2
2012	25.5
2013	26
2014	26.7
2015	27.4
2016	28.3