  
<prompt> National-Level Trends in Malaria Prevalence
 Percent of children age 6-59 months who tested positive for malaria by microscopy 
 [["EDSB-IV 2011-2012", 28], ["EDSB-V 2017-2018", 39]] 
 <response> Nearly 2 in 5 children age 6-59 months (39%) tested positive for malaria by microscopy. The prevalence of malaria increased significantly from 28% in 2011-2012 to 39% in 2017-2018.  