  
<prompt> Trends in early sexual intercourse
 Percentage who had first sexual intercourse by age 18 
 [["", "Women age 25-49", "Men age 25-49"], ["1990 NDHS", 57, ""], ["2003 NDHS", 63, 23], ["2008 NDHS", 53, 23], ["2013 NDHS", 54, 19], ["2018 NDHS", 57, 15]] 
 <response> The percentage of women who have had sexual intercourse by age 18 has increased since 2013 (from 54% to 57%), while the percentage among men has declined (from 19% to 15%).  