Every two years modeled estimate, % of children under 5 2000 21.3 2001 21.5 2002 21.5 2003 21.5 2004 21.5 2005 21.3 2006 21 2007 20.6 2008 20 2009 19.2 2010 18.4 2011 17.7 2012 17 2013 16.4 2014 15.8 2015 15.1 2016 14.4 2017 13.7 2018 13 2019 12.4 2020 11.8 2021 11.3 2022 10.9