Every two years modeled estimate, % of children under 5 2000 16.1 2001 15.8 2002 15.5 2003 15.2 2004 14.8 2005 14.5 2006 14 2007 13.2 2008 12.2 2009 11.3 2010 10.4 2011 9.5 2012 8.8 2013 8.3 2014 7.8 2015 7.3 2016 6.8 2017 6.4 2018 6 2019 5.6 2020 5.3 2021 5 2022 4.8