It was not a vote for Hohmann or against Merkel - it was a vote for an open society.
Notes from Wikiquote
During the Hohmann crisis - voting for the expulsion, but saying the No votes represented a kick-back against "political correctness"
Quote text and notes from Wikiquote: Günter Nooke (page history), available under CC BY-SA 4.0. Source quality and labels are our own summary of what Wikiquote records.