Every two years modeled estimate, % of children under 5 2000 10.7 2001 10.7 2002 10.7 2003 10.7 2004 10.7 2005 10.8 2006 10.8 2007 10.9 2008 10.9 2009 10.9 2010 10.9 2011 10.9 2012 11 2013 11 2014 11.1 2015 11.2 2016 11.3 2017 11.5 2018 11.6 2019 11.8 2020 12 2021 12.3 2022 12.6