  
<prompt> Trends in malaria prevalence in children
 Percentage of children age 0-59 months who tested positive for malaria by microscopy 
 [["2009 UMIS", 42], ["2014-15 UMIS", 19], ["2018-19 UMIS", 9]] 
 <response> National malaria prevalence according to microscopy in children under age 5 has decreased consistently from 42% in 2009 to 19% in 2014-15, and finally to 9% in 2018-19  