Every two years modeled estimate, % of children under 5 2000 0.8 2001 0.8 2002 0.8 2003 0.8 2004 0.8 2005 0.9 2006 0.9 2007 1 2008 1 2009 1.1 2010 1.1 2011 1.2 2012 1.2 2013 1.3 2014 1.3 2015 1.4 2016 1.5 2017 1.5 2018 1.6 2019 1.6 2020 1.6 2021 1.7 2022 1.7