Every two years modeled estimate, % of children under 5 2000 25.9 2001 25.5 2002 25.1 2003 24.8 2004 24.5 2005 24.4 2006 24.4 2007 24.6 2008 24.9 2009 25.3 2010 25.4 2011 25.2 2012 24.6 2013 23.7 2014 23 2015 22.5 2016 22.2 2017 21.9 2018 21.7 2019 21.4 2020 21.1 2021 20.7 2022 20.4