Every two years modeled estimate, % of children under 5 2000 48.5 2001 48.6 2002 48.8 2003 48.9 2004 49 2005 49.1 2006 49 2007 48.5 2008 47.6 2009 46.4 2010 44.8 2011 43.1 2012 41.2 2013 39.6 2014 38.1 2015 36.7 2016 35.6 2017 34.6 2018 33.6 2019 32.6 2020 31.6 2021 30.7 2022 29.8