Year	% of children under 5
1990	15.9
1991	14.9
1992	14
1993	13.3
1994	12.8
1995	12.3
1996	12
1997	11.7
1998	11.5
1999	11.3
2000	11.1
2001	11
2002	10.9
2003	10.8
2004	10.7
2005	10.6
2006	10.5
2007	10.4
2008	10.4
2009	10.4
2010	10.4
2011	10.5
2012	10.7
2013	11
2014	11.4
2015	11.9
2016	12.6