Year	% of children under 5
1990	32.9
1991	31.7
1992	30.6
1993	29.6
1994	28.8
1995	28.1
1996	27.6
1997	27.1
1998	26.8
1999	26.5
2000	26.3
2001	26.2
2002	26.1
2003	26
2004	25.9
2005	25.7
2006	25.5
2007	25.3
2008	24.9
2009	24.7
2010	24.5
2011	24.3
2012	24.3
2013	24.5
2014	24.8
2015	25.2
2016	25.8