Ron-Robert Zieler is a part of a specific sports club, how many times has that sports club won the national championship?
Ron-Robert Zieler: Ron-Robert Zieler (born 12 February 1989) is a German footballer who plays as a goalkeeper for German club VfB Stuttgart. VfB Stuttgart:  VfB Stuttgart has won the national championship five times, most recently in 2006–07; the DFB-Pokal three times; and the UEFA Intertoto Cup a record three times.
five times