How many Sufis are there?
Approximately 0.6 billion Muslims
It is important to know that Sufism is the esoteric, metaphysical, and mystical tradition within Islam. Needless to say, this tradition is similar to and influencing Kabbalah and the Catholic spirituality. Not too many people know that Sufis say that Sufism begins with Islam itself. There are 1.2 billion Muslims these days. Specialists consider that half of them are Sufis. Specialists consider that the first Sufis are represented by the Basra school in southern Iraq. Keep in mind that in countries like Morocco, Kosovo, Turkey, Sufism is really belonging to a movement.