Year	% of children under 5
1990	17.4
1991	16.4
1992	15.5
1993	14.7
1994	14
1995	13.4
1996	12.9
1997	12.5
1998	12.2
1999	11.9
2000	11.7
2001	11.6
2002	11.5
2003	11.4
2004	11.3
2005	11.2
2006	11.2
2007	11.2
2008	11.2
2009	11.3
2010	11.4
2011	11.5
2012	11.8
2013	12.1
2014	12.6
2015	13.2
2016	13.9