stations or regional sports channels that have a contract to broadcast that team's games. Events that have been described as "the most watched" per various definitions include the FIFA World Cup, Summer Olympic Games, Cricket World Cup, UEFA Champions League, Tour de France, Rugby World Cup (rugby union), Indian Premier League, Super Bowl, and the FIA Formula One World Championship. TV Rights of the UEFA Champions League, per country. Season 2009-2010, according to FootBiz. United Kingdom: €179 million Italy: €98 million Spain: €91 million Germany: €85 million France: €52 million Croatia: €28 million Poland: €8.1 million North America: €3.5 million Belgium: €2.9 million India: €2.9 million Australia: €2.9 million Ireland: €2 million Anti-siphoning laws In some countries, broadcast regulations referred to as "anti-siphoning laws" exist in order to ensure that coverage of major sporting events of national importance—often covering major events such as the Olympics, FIFA World Cup, and national team events in culturally-significant sports—are available on free-to-air, terrestrial television, rather than exclusively on pay television. Some larger events (particularly the Olympics) may be covered under rules allowing a portion of the event to be televised by a pay TV partner if a specific minimum of coverage is broadcast free-to-air, or if an extended highlights package is available on a delay to a free-to-air broadcaster. In the United States, the Federal Communications Commission attempted to introduce similar restrictions on cable broadcasts of specific sporting events and recent films as to not cannibalize broadcast TV. In 1977, these restrictions were deemed to be invalid when a federal district court ruled that the FCC did not have the authority to make such decisions in a consolidated case, also noting that the constitutional basis for such a law had not been proven. No such laws have been passed since. Since then, sports have been a lucrative source of revenue in the U.S. pay television industry, including mainstream networks such as ESPN, as well as channels devoted to specific sports, leagues, and college sports conferences. These networks receive revenue from both advertising and carriage fees charged to television providers (and passed onto consumers as part of the cost of service), and can provide an outlet for expanded coverage of "niche" events with dedicated audiences. By the mid-2000s and early 2010s, most major U.S. sports leagues (barring the National Football League, which has historically stipulated that all games be shown on terrestrial television in at