Every two years modeled estimate, % of children under 5 2000 10.1 2001 9.7 2002 9.5 2003 9.3 2004 9.1 2005 9 2006 8.9 2007 8.8 2008 8.7 2009 8.6 2010 8.4 2011 8.2 2012 7.9 2013 7.7 2014 7.6 2015 7.4 2016 7.2 2017 7 2018 6.8 2019 6.5 2020 6.2 2021 5.9 2022 5.6