Confidence votes 18. For the white through orange, it takes 4 or 5 wins. For the green through black, it takes about ten wins. I have heard in the end when you earn your black belt, the total wins is 88.
Sulfur occurs naturally as the element, often in volcanic areas. This has traditionally been a major source for human use. It is also widely found in many minerals including iron pyrites, galena, gypsum and Epsom salts.
Sulfur is a common element, with many uses. Although most sulfur is extracted from sulfides, Native Sulfur, being common, is also used as a source. The fine specimens from Agrigento and Cattolico in Sicily, Italy, are highly sought by mineral collectors and command very high prices. Sulfur has many industrial uses.