Year	% of children under 5
1990	34.9
1991	34.4
1992	34
1993	33.9
1994	33.8
1995	33.9
1996	34
1997	34.5
1998	34.8
1999	35.2
2000	35.6
2001	36.1
2002	36.7
2003	37.1
2004	37.6
2005	37.9
2006	38
2007	38
2008	37.9
2009	37.8
2010	37.7
2011	37.5
2012	37.2
2013	37
2014	36.8
2015	36.7
2016	36.8