Every two years	modeled estimate, % of children under 5
2000	4.7
2001	4.7
2002	4.7
2003	4.7
2004	4.7
2005	4.8
2006	4.8
2007	4.8
2008	4.9
2009	4.9
2010	5
2011	5
2012	5
2013	5.1
2014	5.1
2015	5.2
2016	5.3
2017	5.4
2018	5.5
2019	5.7
2020	5.8
2021	6
2022	6.2