Passage: Four minarets stand at the corners of the Blue Mosque. Each of these fluted, pencil-shaped minarets has three balconies (Called şerefe) with stalactite corbels, while the two others at the end of the forecourt only have two balconies. Before the muezzin or prayer caller had to climb a narrow spiral staircase five times a day to announce the call to prayer.

Question: How many times per day did the prayer caller have to climb?
five