  the following is a partial list of most watched television broadcasts, organized by country and based on various criteria and corresponding nationwide audience measurement agencies. worldwide viewership statistics cited in press releases by television networks, fifa, the nba and others have been questioned by independent groups and audience figures cited in tens are considered practically unverifiable. fifa has admitted that numbers have been massively exaggerated in some cases, and simply guessed in others. estimates for the 2008 summer olympics opening ceremony global tv viewership varied between one and four billion,{{cite news|url=http://www.washingtonpost.com/wp-dyn/content/article/2008/08/08/ar2008080801134_pf.html |title= a spectacular opening to the 29th olympiad |date=9 august 2008 |first=edward |last=c
Lists_of_superlatives Television_lists