How do they calculate how many people watched the Super Bowl? - Quora
Super Bowl ratings low, viewership high, on NBC - Sports Media Watch
Super Bowl LIII Ratings Eye 10-Year Low — Patriots Beat Rams – TVLine
Patriots' victory over Rams attracts lowest Super Bowl viewership in a decade - National
Ratings for Patriots-Rams Were Less Than Spectacular by Super Bowl Standards
Super Bowl ratings were down, but they mean nothing about state of NFL
Super Bowl Audience Down Five Percent From Last Year, Early Data Show
Super Bowl ratings still super, but drop for Rams-Patriots snoozer
Super Bowl television ratings - Wikipedia
Super Bowl Ratings: Viewership Tops 100 Million As LA Rams Win NFL Championship – Deadline
Chart: Super Bowl XLVII Falls Short of Ratings Record
Super Bowl Ratings Up 1% From Last Year, With 102.1 Million Multiplatform Viewers