 That is true. I would say based on what scholars say, yes, 15 to 20 percent, they go up to 25 percent. That's between 20 and 25 might be more accurate. However, in certain areas, especially urban centers, Shias might be more in numbers. Secondly, they are traditionally, since old times, in these processions, especially on the 10th of Muharram, when it is called Ashura, that is when many Sunnis also come out.