Year	% of children under 5
1989	2.4
1991	2.3
1992	2.7
1993	4.1
1994	5.7
1995	4.1
1996	4.1
1997	4.7
1998	4.7
1999	5.5
2000	4.8
2001	4.2
2002	8.3
2004	7.2
2006	3.2
2007	9.7
2008	7.6
2010	4.8
2012	10
2014	9
2016	6.6
2018	5.4