Year	% of children under 5
1991	2.5
1996	2.2
1999	2.7
2004	0.6
2009	0.9
2010	0.8
2011	1.4
2013	1.4
2014	0.7
2015	1.2
2018	0.3
2019	1.7
2022	0.7