NFL, Nielsen survey finds two-thirds of U.S. saw Super Bowl
Three years later, no need to worry about NFL television ratings
Super Bowl Ratings Hit a 15-Year Low. It Still Outperformed Everything Else. - The New York Times
TV's Last Reach Vehicle, the Super Bowl Defies All Ratings Trends –
NFL Fuels Broadcast; Prime Video Sees Jump In January, Nielsen Says – Deadline
Super Bowl 55 Ratings Fall 15% to 96.4 Million Viewers
Despite Declining Ratings and Protest Controversy, the NFL TV Ad Market Is as Strong as Ever
NFL Seeking To Double Its TV Fees Despite Drop In Regular Season Ratings – Deadline