The Super Bowl's first time in Las Vegas is expected to generate over $20 billion in bets. A survey reveals that 67.8 million American adults will collectively bet $23.1 billion on Super Bowl LVIII. American sportsbooks have seen over $300 billion in bets since the 2018 Supreme Court ruling.
source https://timesofindia.indiatimes.com/sports/nfl/news/recordbreaking-super-bowl-betting-anticipated-as-las-vegas-hosts-for-the-first-time-indian-news/articleshow/107467432.cms
source https://timesofindia.indiatimes.com/sports/nfl/news/recordbreaking-super-bowl-betting-anticipated-as-las-vegas-hosts-for-the-first-time-indian-news/articleshow/107467432.cms