Every two years modeled estimate, % of children under 5 2000 14.5 2001 15.1 2002 15.7 2003 16.3 2004 16.8 2005 17.3 2006 17.7 2007 17.7 2008 17.5 2009 17.1 2010 16.4 2011 15.5 2012 14.5 2013 13.6 2014 12.6 2015 11.8 2016 11.1 2017 10.3 2018 9.7 2019 9.1 2020 8.5 2021 8 2022 7.6