Year % of children under 5 1993 6.6 1999 6.8 2009 3 2010 6.4 2011 2.5 2012 2.3 2013 1.9 2014 1.9 2015 2.4 2016 1.7 2017 2.1 2018 2.1 2019 1.3 2020 1 2021 2.6