Every two years modeled estimate, % of children under 5 2000 12.6 2001 12.4 2002 12.1 2003 11.6 2004 11.2 2005 10.7 2006 10.4 2007 10.1 2008 9.9 2009 9.6 2010 9.4 2011 9.2 2012 9 2013 8.9 2014 8.8 2015 8.8 2016 8.9 2017 8.9 2018 8.9 2019 8.9 2020 8.8 2021 8.7 2022 8.6