Broadway theatre, commonly known as Broadway, refers to the theatrical performances presented in the 40 professional theatres with 500 or more seats located in the Theater District and Lincoln Center along Broadway, in the New York City borough of Manhattan. Along with London's West End theatres, Broadway theatres are widely considered to represent the highest level of commercial theatre in the English-speaking world. The Broadway Theater District is a popular tourist attraction in New York City. According to The Broadway League, Broadway shows sold approximately US$1.27 billion worth of tickets in the 2013–14 season, an increase of 11.4% from US$1.139 billion in the 2012–13 season. Attendance in 2013–14 stood at 12.21 million, a 5.5% increase from the 2012–13 season's 11.57 million.