Year	% of children under 5
1990	39.4
1991	37.9
1992	36.5
1993	35.2
1994	34
1995	33
1996	32.1
1997	31.3
1998	30.6
1999	30.1
2000	29.6
2001	29.2
2002	28.8
2003	28.5
2004	28.2
2005	27.9
2006	27.5
2007	27.2
2008	26.8
2009	26.5
2010	26.3
2011	26.1
2012	26.2
2013	26.4
2014	26.7
2015	27.3
2016	28