Year % of children under 5 1996 1.7 2001 2.1 2002 2.2 2003 2.6 2004 3.4 2005 3.3 2006 3 2007 3.5 2008 2.3 2009 1.8 2010 2.4 2011 1.7 2012 2.4 2013 2.8 2014 2.5 2015 3 2016 2.3 2017 2.4 2018 2.7 2019 2 2020 2.3 2021 3