Year	% of children under 5
1990	43
1991	42.1
1992	41.5
1993	40.8
1994	40.3
1995	39.8
1996	39.6
1997	39.5
1998	39.2
1999	39.2
2000	39.3
2001	39.6
2002	40
2003	40.5
2004	41
2005	41.3
2006	41.7
2007	41.8
2008	41.8
2009	41.5
2010	40.9
2011	40.3
2012	39.4
2013	38.6
2014	37.8
2015	37.1
2016	36.5