Year	% of children under 5
1990	43.9
1991	42.6
1992	41.6
1993	40.8
1994	40
1995	39.3
1996	38.7
1997	38
1998	37.6
1999	37.1
2000	36.8
2001	36.5
2002	36.2
2003	36.1
2004	36
2005	35.9
2006	35.6
2007	35.3
2008	35.1
2009	34.8
2010	34.4
2011	34.2
2012	33.9
2013	33.8
2014	33.7
2015	33.8
2016	34