Year	% of children under 5
1990	34.2
1991	33.1
1992	32.1
1993	31.3
1994	30.7
1995	30.2
1996	29.9
1997	29.7
1998	29.7
1999	29.7
2000	29.8
2001	30
2002	30.1
2003	30.2
2004	30.3
2005	30.1
2006	29.8
2007	29.3
2008	28.7
2009	28
2010	27.3
2011	26.7
2012	26.3
2013	26
2014	25.9
2015	26
2016	26.3