Every two years	modeled estimate, % of children under 5
2000	2.5
2001	2.4
2002	2.4
2003	2.3
2004	2.3
2005	2.2
2006	2.2
2007	2.1
2008	2.1
2009	2.1
2010	2
2011	2
2012	2
2013	2
2014	2.1
2015	2.1
2016	2.1
2017	2.1
2018	2.2
2019	2.2
2020	2.2
2021	2.2
2022	2.2