Every two years modeled estimate, % of children under 5 2000 29.5 2001 29.6 2002 29.5 2003 29.2 2004 28.5 2005 27.6 2006 26.3 2007 24.7 2008 22.9 2009 21.1 2010 19.3 2011 17.8 2012 16.4 2013 15.2 2014 14.3 2015 13.5 2016 12.7 2017 11.9 2018 11.1 2019 10.3 2020 9.5 2021 8.8 2022 8.3