Year % of children under 5 1992 53.1 1998 59.9 2000 52.7 2002 55.5 2004 50 2006 50.9 2009 45.6 2010 43.5 2014 39.1 2015 35.6 2016 35.3 2017 35.2 2018 36.6 2019 30.9 2020 31.8