How many movies have Hansi Kraus and Rolf A. Wilhelm collaborated on?

They have worked on 12 movies together! Their first movie together was Lausbubengeschichten (1964) while their highest rated movie together was Onkel Filser - Allerneueste Lausbubengeschichten (1966). They have not worked together since Die Jugendstreiche des Knaben Karl (1977). They are most known for their comedy films together.