Claim: Borussia Dortmund is a sports club in Germany.

The Bundesliga -LSB- ˈbʊndəsˌliːɡa -RSB- -LRB- lit . `` Federal League '' , sometimes referred to as the Fußball-Bundesliga -LSB- ˈfuːsbal ˈbʊndəsˌliːɡa -RSB- or 1 . Bundesliga -LSB- ˈeːɐ̯stə ˈbʊndəsˌliːɡa -RSB- -RRB- , is a professional association football league in Germany and the football league with the highest average stadium attendance worldwide . At the top of the German football league system , the Bundesliga is Germany 's primary football competition . The Bundesliga is contested by 18 teams and operates on a system of promotion and relegation with the 2 . Bundesliga . Seasons run from August to May . Most games are played on Saturdays and Sundays , with a few games played on weekdays . All of the Bundesliga clubs qualify for the DFB-Pokal . The winner of the Bundesliga qualifies for the DFL-Supercup .   A total of 54 clubs have competed in the Bundesliga since its founding . FC Bayern Munich has won the Bundesliga the most , winning the title 26 times . However , the Bundesliga has seen other champions with Borussia Dortmund , Hamburger SV , Werder Bremen , Borussia Mönchengladbach and VfB Stuttgart most prominent among them . The Bundesliga is one of the top national leagues , currently ranked second in Europe according to UEFA 's league coefficient ranking , based on performances in European competitions over the past five seasons . The Bundesliga is the number one football league in the world in terms of average attendance ; out of all sports , its average of 45,134 fans per game during the 2011 -- 12 season was the second highest of any sports league in the world after the National Football League . The Bundesliga is broadcast on television in over 200 countries .   The Bundesliga was founded in 1962 in Dortmund and the first season started in 1963 . The structure and organisation of the Bundesliga along with Germany 's other football leagues have undergone frequent changes right up to the present day . The Bundesliga was founded by the Deutscher Fußball-Bund -LRB- English : German Football Association -RRB- , but is now operated by the Deutsche Fußball Liga -LRB- English : German Football League -RRB- .