question: What was the overall incidence of HIV or AIDS throughout the 15 to 49 year old population ?
answer: 2.8 %
turker_answer: The overall incidence of HIV or AIDS throughout the 15 to 49 year old population was 2.8 % .
rule-based: The overall incidence of HIV or AIDS throughout the 15 to 49 year old population was 2.8 % .