Every two years	modeled estimate, % of children under 5
2000	17.3
2001	18.7
2002	19.8
2003	20.8
2004	21.5
2005	22
2006	22.3
2007	22.2
2008	21.9
2009	21.3
2010	20.6
2011	19.7
2012	18.7
2013	17.5
2014	16.2
2015	14.9
2016	13.7
2017	12.6
2018	11.6
2019	10.7
2020	10.1
2021	9.7
2022	9.4