There will be a lot of discussions about the success of the AfD:

https://www.zeit.de/politik/deutschland/2016-03/afd-landtagswahlen-sachsen-anhalt/komplettansicht

Yesterday at 18:20 ZDF published the results of a poll among AfD voters: Only 16-17% of their voters voted for the agenda of the AfD, in all three German states 75%-77% of the voters said that the reason they voted for AfD was to give a „Denkzettel für andere Parteien“ (to teach a lesson to other parties)