generate questions: The Premier League is broadcast in the United States through NBC Sports. Premier League viewership has increased rapidly, with NBC and NBCSN averaging a record 479,000 viewers in the 2014–15 season, up 118% from 2012–13 when coverage still aired on Fox Soccer and ESPN/ESPN2 (220,000 viewers), and NBC Sports has been widely praised for its coverage. NBC Sports reached a six-year extension with the Premier League in 2015 to broadcast the league through the 2021–22 season in a deal valued at $1 billion (£640 million).
Who broadcasts the Premier League's games in the United States? {sep_token} What was the average viewership in the United States during the 2014-15 season? {sep_token} How many years did NBC Sports receive an extension for with the Premier League in 2015? {sep_token} What was the value of this extension? {sep_token} When will this extension end? {sep_token} Which American broadcaster shows the Premier League currently? {sep_token} By what percentage has viewership in the US risen from 2012 to 2015? {sep_token} How many viewers on average watched the Premier League 2014-15 season in the US? {sep_token} In which year did NBC Sports secure an extension of six years with the Premier League? {sep_token} How much was the NBC broadcasting deal with the Premier League worth in 2015?