Year	% of children under 5
1990	20
1991	19.1
1992	18.2
1993	17.4
1994	16.7
1995	16.1
1996	15.5
1997	15
1998	14.7
1999	14.3
2000	14.1
2001	13.9
2002	13.8
2003	13.7
2004	13.7
2005	13.7
2006	13.7
2007	13.7
2008	13.8
2009	13.9
2010	14.1
2011	14.3
2012	14.6
2013	15
2014	15.5
2015	16.2
2016	16.9