for those that may not know, it has to be a # between 0-5 so the refs can signal it, which is not the case in the NBA
So you will never see a number 6-9
http://www.nytimes.com/2015/03/31/sports/ncaabasketball/numerals-on-college-basketball-jerseys-you-can-count-them-on-one-hand.html?_r=0