How many movies have Jaroslav Čermák and Štěpán Koníček collaborated on?

They have worked on 18 movies together! Their first movie together was Zlé pondělí (1960) while their highest rated movie together was Co je doma to se počítá, pánové... (1980). They have not worked together since Čestné kolo (1989). They are most known for their comedy films together.