MiyaTRT figured it out. Karariko’s Unemployment Rate. In both Breath of the Wild and Tears of the Kingdom.
You might disagree with their methodology. Like in BotW he declares that Paya is unemployed even though she is obviously training to become village leader after Impa retires. But it’s still an entertaining video, and probably will tell you some things about Chicken Town’s NPCs that you didn’t know before, like that in BotW one of the townsfolk stamps on one of their neighbors crops at night!
Kakariko Village Has A 6.03% Unemployment Rate (Youtube, 7 minutes)