Year % of children under 5 2001 1.8 2002 2.2 2003 2.5 2004 3.1 2005 3.1 2006 3.5 2007 3.6 2008 2 2009 2.1 2010 2.1 2011 1.4 2012 2.4 2013 2.4 2014 2 2015 3.2 2016 1.9 2017 1.9 2018 2.7 2019 1.4 2020 2.7 2021 3