Year	% of children under 5
1990	47.7
1991	46.7
1992	46.1
1993	45.5
1994	45
1995	44.5
1996	44.1
1997	43.8
1998	43.5
1999	43.2
2000	43.1
2001	43
2002	42.9
2003	42.9
2004	42.8
2005	42.7
2006	42.6
2007	42.6
2008	42.3
2009	42.1
2010	41.9
2011	41.7
2012	41.3
2013	40.9
2014	40.7
2015	40.4
2016	40.4