Of the matches in all seasons of the Bundesliga division, how many of them ended with a tie?
Bundesliga is the name of division; tie refers to FTR = 'D', where D stands for draft;
SELECT COUNT(T1.Div) FROM matchs AS T1 INNER JOIN divisions AS T2 ON T1.Div = T2.division WHERE T2.name = 'Bundesliga' AND T1.FTR = 'D'